{"title":"Girodisc Rotors","description":"","products":[{"product_id":"a1-002-girodisc-2pc-front-brake-rotors","title":"A1-002 Girodisc Ferrari 348 \/ F355 Front Rotors","description":"\u003ch1\u003eGirodisc Ferrari 348 \/ F355 Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the factory front rotors on Ferrari 348 and F355 models. Designed as a high-performance alternative to OEM discs, these 2-piece floating assemblies weigh just 14.3 lbs per rotor—significantly reducing unsprung and rotational mass. This results in sharper handling, quicker suspension response, and improved braking control without affecting factory brake bias or ABS performance.\u003c\/p\u003e\n\u003ch2\u003eAdvanced Construction\u003c\/h2\u003e\n\u003cp\u003eEach rotor ring is machined from Girodisc’s proprietary high-carbon iron alloy, developed for optimal strength, thermal stability, and durability under extreme conditions. The 30 curved directional vanes act as centrifugal pumps, pulling air through the hub to cool the rotors efficiently during heavy braking. The 6061-T6 aluminum hat is lightweight, anodized for corrosion resistance, and reusable—simply bolt new replacement rings (part number D1-002) when needed.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-002 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on replacement for OEM Ferrari 348 and F355 rotors\u003c\/li\u003e\n\u003cli\u003eLightweight 2-piece floating rotor design for reduced unsprung mass\u003c\/li\u003e\n\u003cli\u003eProprietary high-carbon iron rotor rings for improved heat management\u003c\/li\u003e\n\u003cli\u003e30 curved vane internal cooling channels enhance air flow\u003c\/li\u003e\n\u003cli\u003e6061-T6 aluminum hats with black anodized finish\u003c\/li\u003e\n\u003cli\u003eCadmium-plated high-strength steel drive pins for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBelleville washers and spring clips provide quiet, street-friendly operation\u003c\/li\u003e\n\u003cli\u003eFully rebuildable – replace only the iron rings when worn\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA from domestically sourced materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFerrari 348 (1989–1995)\u003c\/li\u003e\n\u003cli\u003eFerrari F355 (1994–1999)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-002\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 300mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 28mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Thickness:\u003c\/strong\u003e 26mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 14.3 lbs per rotor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Type:\u003c\/strong\u003e 2-piece floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum (black anodized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Girodisc proprietary high-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e 30 curved directional vanes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Pins:\u003c\/strong\u003e High-strength steel alloy, cadmium-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs for \u003cmeta charset=\"utf-8\"\u003eGirodisc A1-002\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these fit directly without modification?\u003c\/strong\u003e Yes. The Girodisc system bolts directly to the factory hubs and works seamlessly with OEM calipers and pads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace only the iron rings?\u003c\/strong\u003e Yes. Girodisc rotors are fully rebuildable—when the rings wear out, you can replace them with new D1-002 rings and reuse the aluminum hats.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors quieter than typical floating designs?\u003c\/strong\u003e Yes. Girodisc uses Belleville washers and spring clips to maintain proper float while eliminating unwanted noise or rattle during street driving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they suitable for track and competition use?\u003c\/strong\u003e Absolutely. The high-carbon iron alloy and advanced vane design ensure superior heat dissipation and performance under extreme braking loads.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari 348 or F355 with Girodisc’s precision-engineered floating rotors—crafted in the USA for optimal cooling, reduced weight, and unparalleled braking performance on road or track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204284580059,"sku":"A1-002","price":1300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-054-girodisc-2pc-front-brake-rotors","title":"A1-054 Girodisc Ferrari 355 Challenge Front Rotors","description":"\u003ch1\u003eFerrari 355 Challenge Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTransform your Ferrari 355 Challenge braking performance with Girodisc’s precision-engineered two-piece floating front rotors. Built as a direct replacement for the OEM discs, these rotors deliver superior cooling, reduced weight, and improved pedal feel—all while maintaining perfect compatibility with your factory calipers.\u003c\/p\u003e\n\u003ch2\u003eRace-Bred Braking for the 355 Challenge\u003c\/h2\u003e\n\u003cp\u003eDeveloped from years of motorsport experience, Girodisc rotors are designed to handle the punishing conditions of track use while staying refined enough for spirited street driving. The floating two-piece design minimizes heat transfer to the hub and provides smoother, more consistent brake modulation lap after lap.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e• 1995–1999 Ferrari 355 Challenge\u003cbr\u003e• 1994–1999 Ferrari F355 Berlinetta\u003cbr\u003e• 1994–1999 Ferrari F355 GTS\u003cbr\u003e• 1995–1999 Ferrari F355 Spider\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OE replacement – no modifications required\u003cbr\u003e• 6061-T6 aluminum hat, precision machined in the USA\u003cbr\u003e• Proprietary cast iron rings with curved vane internal cooling\u003cbr\u003e• Floating mount system with anti-noise spring washers\u003cbr\u003e• Lightweight design reduces rotational and unsprung mass\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eFerrari 355 Challenge Front Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these compatible with the stock calipers?\u003c\/strong\u003e Yes, Girodisc rotors bolt directly to factory Ferrari calipers with no adapters required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they improve braking feel?\u003c\/strong\u003e Absolutely. The floating design provides better modulation and reduced fade during repeated hard braking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these be used on both track and street?\u003c\/strong\u003e Yes, they’re ideal for high-performance street use or dedicated track cars.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre replacement rings available?\u003c\/strong\u003e Yes, replacement rotor rings can be purchased separately to reuse your aluminum hats, lowering long-term costs.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari’s braking confidence with Girodisc—precision-made in the USA for performance that matches your car’s pedigree.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204285858011,"sku":"A1-054","price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-054-girodisc-2pc-rear-brake-rotors","title":"A2-054 Girodisc Ferrari 355 Challenge Rear Rotors","description":"\u003ch1\u003eGirodisc Ferrari 355 Challenge Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eTransform the braking performance of your Ferrari 355 Challenge with Girodisc’s lightweight two-piece rear rotors. Designed as a direct OEM replacement, these rotors reduce unsprung mass, improve cooling, and deliver smoother, more consistent braking performance lap after lap—without compromising your factory setup.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eFerrari 355 Challenge\u003cbr\u003eCompatible with OEM calipers and hardware\u003cbr\u003eDirect bolt-on installation – no modifications required\u003c\/p\u003e\n\u003ch2\u003ePrecision-Built for Performance\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system is engineered to replace the factory cast rotors while maintaining factory brake bias and ABS function. Each assembly features a CNC-machined 6061-T6 aluminum hat mated to Girodisc’s proprietary cast-iron rotor ring, both manufactured in the USA. The two-piece floating design allows controlled thermal expansion, reducing distortion and extending rotor and pad life. Internal curved vanes act as centrifugal pumps to draw air through the rotor, ensuring stable temperatures even under repeated heavy braking.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – bolts to factory hubs\u003cbr\u003e• 6061-T6 aircraft-grade aluminum hats\u003cbr\u003e• Proprietary cast-iron friction rings machined in the USA\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers prevent rattle while allowing float\u003cbr\u003e• Curved internal vanes improve airflow and cooling\u003cbr\u003e• Significantly lighter than OEM rotors – reduces unsprung weight\u003cbr\u003e• Maintains factory bias and ABS calibration\u003cbr\u003e• Fully rebuildable – replace only friction rings when needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-054 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these a direct fit for the Ferrari 355 Challenge?\u003c\/b\u003e Yes. Girodisc rotors are engineered to fit factory hubs and calipers with zero modification required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan I use these with stock brake pads?\u003c\/b\u003e Absolutely. They are fully compatible with OEM or performance pads, allowing you to tune braking response for street or track use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat’s the benefit of a two-piece design?\u003c\/b\u003e The aluminum hat reduces unsprung weight, while the floating iron rotor ring allows thermal expansion without warping, improving consistency and service life.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they track ready?\u003c\/b\u003e Yes. Girodisc rotors are built for demanding motorsport use, offering exceptional fade resistance and predictable braking under extreme heat.\u003c\/p\u003e\n\u003cp\u003eEnhance your 355 Challenge’s braking precision with Girodisc rear rotors—engineered for Ferrari performance, proven on the track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204291592411,"sku":"A2-054","price":1400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-new-curved-rotor-close-up-shot.jpg?v=1761164123"},{"product_id":"a1-001-girodisc-front-or-2pc-rear-brake-rotors-ferrari-360-430","title":"A1-001 Girodisc Ferrari 360\/F430 Front or Rear Rotors","description":"\u003ch1\u003eGirodisc Ferrari 360 \u0026amp; F430 Front or Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eReduce unsprung weight and improve braking performance on your Ferrari 360 or F430 with Girodisc lightweight two-piece rotors. Designed as a direct replacement for OEM iron rotors, these assemblies can be installed on either the front or rear axle and deliver exceptional cooling, reduced fade, and superior durability for high-performance driving.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Ferrari 360 Modena (1999–2005)\u003cbr\u003e• Ferrari 360 Spider (2000–2005)\u003cbr\u003e• Ferrari F430 Coupe (2005–2009)\u003cbr\u003e• Ferrari F430 Spider (2005–2009)\u003cbr\u003e\u003cbr\u003eNote: Fits vehicles \u003cb\u003ewithout factory carbon-ceramic brakes (CCM)\u003c\/b\u003e.\u003cbr\u003eFront or rear fitment – sold\/priced per pair.\u003c\/p\u003e\n\u003ch2\u003eEngineered for Performance and Precision\u003c\/h2\u003e\n\u003cp\u003eEach Girodisc 2-piece assembly is a fully floating design that replaces the factory one-piece rotor to reduce unsprung and rotating mass. The 6061-T6 aluminum hats are CNC-machined and hard anodized for strength and corrosion resistance. The friction rings are machined from Girodisc’s proprietary high-carbon iron castings—developed for high thermal stability and superior resistance to cracking. The 48 curved internal vanes act as centrifugal pumps to pull cooling air through the rotor, keeping temperatures stable under aggressive braking.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e• Rotor Diameter: 330mm\u003cbr\u003e• Thickness: 28mm (replace at 26mm)\u003cbr\u003e• Weight: 15.8 lbs per rotor\u003cbr\u003e• Fitment: Front or Rear axle\u003cbr\u003e• Material: High-carbon cast iron friction rings \/ 6061-T6 aluminum hats\u003cbr\u003e• Fully floating assembly with spring clips and Belleville washers\u003cbr\u003e• Made and assembled in the USA\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement for Ferrari 360 and F430 models without CCM brakes\u003cbr\u003e• Two-piece floating rotor design reduces unsprung and rotational mass\u003cbr\u003e• 6061-T6 aluminum hats anodized for corrosion resistance\u003cbr\u003e• Proprietary high-carbon iron friction rings for durability and consistent performance\u003cbr\u003e• Curved vane design pulls air through the rotor for optimal cooling\u003cbr\u003e• Fully rebuildable – reuse the aluminum hats with replacement rings (P\/N D1-001)\u003cbr\u003e• Race-ready floating hardware provides controlled expansion without noise\u003cbr\u003e• Assembled in Bellingham, WA from U.S.-sourced materials\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-001 Front or Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eDo these rotors fit both the front and rear axles?\u003c\/b\u003e Yes. The A1-001 Girodisc rotors are designed for interchangeable use on either the front or rear of Ferrari 360 and F430 models without carbon-ceramic brakes.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors lighter than stock?\u003c\/b\u003e Absolutely. Each assembly weighs only 15.8 lbs, helping reduce unsprung and rotating mass for faster suspension response and improved handling.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan the rotor rings be replaced?\u003c\/b\u003e Yes. The aluminum hats are reusable, and replacement iron rings (P\/N D1-001) are available when needed, reducing long-term maintenance cost.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these suitable for track use?\u003c\/b\u003e Definitely. The curved vane cooling and floating design provide excellent thermal control and consistent braking even under extreme heat cycles.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari 360 or F430 with Girodisc two-piece rotors for unmatched stopping precision, reduced weight, and rebuildable performance worthy of Maranello’s finest.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204294705371,"sku":"A1-001","price":1300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-015-girodisc-2pc-front-brake-rotors","title":"A1-015 Girodisc Ferrari 360 Challenge Front Rotors","description":"\u003ch1\u003e Girodisc Ferrari 360 Challenge Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the OE front rotors on the Ferrari 360 Challenge. No modifications are required—the assemblies bolt directly to the car and work flawlessly with the factory calipers and pads. This upgrade provides a lightweight, high-performance braking solution designed to reduce unsprung weight and improve both cooling and braking response while maintaining the factory brake balance and ABS performance.\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance Construction\u003c\/h2\u003e\n\u003cp\u003eThe central hat section is machined from U.S.-sourced 6061-T6 aircraft-grade aluminum, chosen for its superior strength-to-weight ratio. The rotor rings are cast from Girodisc’s proprietary high-carbon iron alloy, poured and machined entirely in-house in the USA. The curved vane design acts as a centrifugal pump, drawing cool air through the rotor to dissipate heat more effectively during high-performance driving or extended track sessions.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-015 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect replacement for OE rotors – no modifications needed\u003c\/li\u003e\n\u003cli\u003eLightweight two-piece floating rotor design\u003c\/li\u003e\n\u003cli\u003eReduces unsprung and rotational mass for quicker suspension response\u003c\/li\u003e\n\u003cli\u003e6061-T6 aluminum hat with high-carbon cast iron rotor rings\u003c\/li\u003e\n\u003cli\u003eCurved vane design for optimized cooling and airflow\u003c\/li\u003e\n\u003cli\u003eFloating mount system prevents warping under thermal expansion\u003c\/li\u003e\n\u003cli\u003eAnti-noise spring washers ensure quiet street and track operation\u003c\/li\u003e\n\u003cli\u003eCadmium-plated hardware resists corrosion for long service life\u003c\/li\u003e\n\u003cli\u003eFully rebuildable—replace rings as needed while reusing hats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFerrari 360 Challenge (1999–2005)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-015\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Diameter:\u003c\/strong\u003e 355mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Type:\u003c\/strong\u003e Two-piece floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum, anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Girodisc proprietary high-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e Curved, directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Pins:\u003c\/strong\u003e 10 high-strength alloy steel, cadmium-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Class 12.9 cap screws with hardened washers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-015 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors a direct replacement?\u003c\/strong\u003e Yes. The Girodisc system bolts directly to the Ferrari 360 Challenge without any modifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they make noise during street use?\u003c\/strong\u003e No. The included anti-noise spring washers prevent rattles and vibrations while maintaining the benefits of a floating design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace just the rotor rings?\u003c\/strong\u003e Yes. Replacement iron rings are available, allowing you to reuse the aluminum hats and hardware for long-term savings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they suitable for track use?\u003c\/strong\u003e Absolutely. Girodisc rotors are engineered for racing applications and deliver exceptional thermal stability, cooling, and performance.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari 360 Challenge with Girodisc’s precision-engineered front rotors—built for lightweight performance, durability, and uncompromising braking control.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204299129051,"sku":"A1-015","price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-015-girodisc-2pc-rear-brake-rotors","title":"A2-015 Girodisc Ferrari 360 Challenge Rear Rotors","description":"\u003ch1\u003eGirodisc Ferrari 360 Challenge Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eRestore peak braking performance to your Ferrari 360 Challenge with Girodisc lightweight two-piece rear rotors. Engineered as a direct OEM replacement, these rotors enhance heat management, reduce unsprung mass, and maintain precise brake modulation whether you’re driving on track or keeping your Challenge car in top form for collection and exhibition use.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Ferrari 360 Challenge (1999–2004)\u003cbr\u003e\u003cbr\u003eDirect OEM replacement – bolts directly to factory calipers with no modifications required.\u003c\/p\u003e\n\u003ch2\u003eRace-Engineered Design for the Ferrari 360 Challenge\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the original one-piece rotors with a two-piece floating design to improve thermal capacity and performance. Each aluminum hat is CNC-machined from 6061-T6 aircraft-grade aluminum, then hard-anodized for strength and corrosion resistance. Girodisc’s proprietary cast-iron rings are made and machined in the USA, featuring curved directional vanes that act as centrifugal pumps to draw cooling air through the disc—ideal for the sustained temperatures seen in competition use.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement for Ferrari 360 Challenge rear rotors\u003cbr\u003e• Two-piece floating rotor assembly for superior heat control\u003cbr\u003e• CNC-machined 6061-T6 aluminum hats with anodized finish\u003cbr\u003e• Proprietary cast-iron friction rings poured and machined in the USA\u003cbr\u003e• Curved vane design for maximum airflow and reduced fade\u003cbr\u003e• Cadmium-plated drive pins with anti-noise spring washers\u003cbr\u003e• Reduces unsprung weight and improves handling response\u003cbr\u003e• Maintains factory brake balance and ABS function\u003cbr\u003e• Fully rebuildable – replace only the iron rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-015 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors a direct fit for the 360 Challenge?\u003c\/b\u003e Yes. The A2-015 rotors are designed to bolt directly to the factory hubs and work seamlessly with the OEM calipers and pads.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo these rotors improve cooling over OEM?\u003c\/b\u003e Absolutely. Girodisc’s curved vane design draws air through the rotor to dissipate heat more efficiently, reducing fade during long sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan they be used on a street-driven 360 Challenge?\u003c\/b\u003e Yes. While designed for track use, the Girodisc system delivers smooth, quiet operation suitable for occasional road driving as well.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre the rotors serviceable?\u003c\/b\u003e Yes. The floating two-piece design allows you to replace just the cast-iron rings when worn, lowering long-term maintenance costs.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari 360 Challenge with Girodisc rear rotors—precision-built to preserve the car’s factory balance while delivering the cooling and reliability demanded by serious drivers.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204300669147,"sku":"A2-015","price":1400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d1-001-girodisc-front-or-rear-replacement-rotor-rings","title":"D1-001 GiroDisc Ferrari 360 \/ F430 Front or Rear Replacement Rings","description":"\u003ch1\u003eD1-001 Girodisc Ferrari 360, F430 Front or Rear Replacement Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Girodisc D1-001 Ferrari 360 F430 Front or Rear Replacement Rings\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eMaintain your Ferrari’s legendary braking performance with Girodisc D1-001 replacement rings, designed for both front and rear Girodisc two-piece rotor systems. These precision-machined rings are made from Girodisc’s proprietary high-carbon cast iron, providing outstanding heat capacity, fade resistance, and durability under aggressive braking. The included floating hardware kit allows quick, straightforward installation using your existing Girodisc aluminum hats.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Ferrari 360 Modena \/ Spider (1999–2005)\u003cbr\u003e• Ferrari 360 Challenge Stradale (2003–2004)\u003cbr\u003e• Ferrari F430 \/ F430 Spider (2005–2009)\u003cbr\u003e\u003cbr\u003eNote: Designed exclusively for Girodisc 2-piece front or rear rotors. Not compatible with OEM or carbon-ceramic systems.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Direct replacements for Girodisc two-piece front or rear rotors\u003cbr\u003e• Sold as a matched left\/right pair with complete floating hardware kit\u003cbr\u003e• High-carbon alloy offers superior heat control and crack resistance\u003cbr\u003e• Directional curved vanes maximize airflow and cooling\u003cbr\u003e• Maintains factory brake bias and ABS function\u003cbr\u003e• Machined and precision-balanced in the USA\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 330 mm (application dependent)\u003cbr\u003e• Position: Front or Rear\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount Type: Floating two-piece system\u003cbr\u003e• Includes: Two rotor rings and hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D1-001 Ferrari 360 \/ F430 Front or Rear Replacement Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eCan these fit OEM Ferrari hats?\u003c\/b\u003e No. These are designed only for Girodisc aluminum hats used in the Girodisc two-piece system.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors suitable for both front and rear positions?\u003c\/b\u003e Yes. The D1-001 rings can be used in either position when paired with the correct Girodisc hat assemblies.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do they compare to OEM Ferrari rotors?\u003c\/b\u003e Girodisc rotors offer better heat management, reduced unsprung weight, and lower replacement costs compared to factory cast or CCM rotors.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhich pads should I use with these?\u003c\/b\u003e For road use, Ferodo DS2500 or Hawk HPS 5.0 pads are excellent. For track or spirited driving, Pagid RS29 or Carbotech XP10 pads deliver top performance.\u003c\/p\u003e\n\u003cp\u003ePreserve the braking precision of your Ferrari 360 or F430 with Girodisc D1-001 replacement rings — engineered for consistent heat control, lightweight performance, and track-proven reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204302471387,"sku":"D1-001","price":800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d2-015-girodisc-rear-replacement-rotor-rings","title":"D2-015 Girodisc Ferrari 360 Challenge Rear Replacement Rings","description":"\u003ch1\u003eGirodisc Ferrari 360 Challenge Rear Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eRestore your Ferrari 360 Challenge’s race-ready braking performance with Girodisc D2-015 330mm rear replacement rings. Designed as direct-fit replacements for Girodisc two-piece rotors, these rings bolt directly to existing Girodisc aluminum hats using the supplied floating hardware kit. Each rotor ring is precision-machined from high-carbon cast iron for improved heat capacity, faster recovery between braking zones, and consistent pedal feel during competitive sessions.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Ferrari 360 Challenge (rear)\u003cbr\u003e• Ferrari 360 Modena (with Girodisc 330mm two-piece rotor conversion)\u003cbr\u003e\u003cbr\u003eNote: Designed for Girodisc 330mm two-piece rear rotor systems. Not compatible with OEM or carbon-ceramic systems.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with full floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 330mm two-piece rear rotors\u003cbr\u003e• CNC-machined from proprietary high-carbon cast iron\u003cbr\u003e• Directional curved vanes optimize cooling and airflow\u003cbr\u003e• Balanced for reduced vibration under high braking loads\u003cbr\u003e• Maintains OEM brake bias and ABS calibration\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats – not compatible with OEM or other brands\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 330mm\u003cbr\u003e• Position: Rear\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rings and new hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D2-015 Ferrari 360 Challenge Rear Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eAre these legal for Ferrari Challenge or vintage racing?\u003c\/b\u003e Yes. The D2-015 rings meet specifications for Challenge-class track events and historic Ferrari race series when used with Girodisc hats.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan they be used with OEM Modena calipers?\u003c\/b\u003e Yes. When installed with Girodisc two-piece hats, these rings maintain correct offset and clearance with factory Modena and Challenge calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do they perform compared to stock 360 Challenge rotors?\u003c\/b\u003e Girodisc rings deliver superior cooling, lighter weight, and reduced heat soak, ideal for endurance and sprint racing formats.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat’s the recommended break-in process?\u003c\/b\u003e Perform 8–10 medium stops from 60 mph to 10 mph with cool-downs between each stop to evenly transfer pad material and prevent hotspots.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari 360 Challenge with Girodisc D2-015 330mm rear replacement rings — precision-built for durability, balance, and unmatched braking control on the race circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204305223899,"sku":"D2-015","price":680.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a1-102-girodisc-2pc-front-brake-rotors","title":"A1-102 Girodisc Ferrari F430 Challenge Front Rotors","description":"\u003ch1\u003eFerrari F430 Challenge Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari F430 Challenge with Girodisc 2-piece front rotors—precision-engineered to replace the stock carbon-ceramic system with a lighter, more durable iron design. Built for endurance and performance, these rotors maintain factory brake balance while delivering the superior thermal management and serviceability demanded by track-focused drivers.\u003c\/p\u003e\n\u003cp\u003eEach Girodisc rotor features a 6061-T6 aircraft-grade aluminum hat mated to Girodisc’s proprietary cast-iron rotor ring. The curved vane design acts as a centrifugal pump, drawing air through the disc to reduce heat and maintain consistent stopping power lap after lap. All components are designed, cast, and machined in-house in the USA for unrivaled quality and precision.\u003c\/p\u003e\n\u003ch2\u003eIron Strength, Race-Proven Cooling\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFerrari F430 Challenge\u003c\/li\u003e\n\u003cli\u003eAlso compatible with carbon-ceramic brake (CCM) conversions on F430 platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-102 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect OEM replacement:\u003c\/strong\u003e Fits factory calipers with no modifications required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePad compatibility:\u003c\/strong\u003e Designed for use with pads having ≤66mm annulus for optimal weight and performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane design:\u003c\/strong\u003e Promotes efficient airflow through the rotor for enhanced cooling and fade resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating 2-piece construction:\u003c\/strong\u003e Allows thermal expansion while maintaining even pad contact.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAnti-noise hardware:\u003c\/strong\u003e Spring washers eliminate rattle while preserving float capability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Fully machined, heat-treated, and assembled by Girodisc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-102 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors fit the OEM Ferrari calipers?\u003c\/strong\u003e Yes, they bolt directly to factory F430 Challenge calipers with no modifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need special brake pads?\u003c\/strong\u003e You’ll need pads with a 66mm or smaller swept area, a common spec for 6-piston Brembo calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors lighter than stock?\u003c\/strong\u003e Yes. They maintain a balance between weight reduction and improved heat capacity for optimal lap performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they reduce brake fade?\u003c\/strong\u003e Absolutely. The curved vane system rapidly dissipates heat to prevent fade during repeated high-speed braking.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eBring race-ready precision to your Ferrari F430 Challenge with Girodisc front rotors—crafted to perform under the most demanding conditions while offering serviceable, long-term reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204309024987,"sku":"A1-102","price":1995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-102-girodisc-2pc-rear-brake-rotors","title":"A2-102 GGirodisc Ferrari F430 Challenge Rear Rotors","description":"\u003ch1\u003eGirodisc Ferrari F430 Challenge Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003ePurpose-built for the Ferrari F430 Challenge, these Girodisc rear rotors deliver uncompromising braking performance, thermal stability, and serviceability for track environments. Designed as a direct replacement for the original rotors, they provide improved cooling and reduced unsprung mass while maintaining OEM fit and balance.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eFerrari F430 Challenge\u003cbr\u003eDirect OEM replacement for factory iron rear rotors\u003cbr\u003eCompatible with original Brembo race calipers and hardware.\u003c\/p\u003e\n\u003ch2\u003eTrack-Tested Engineering\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to factory hubs with no modifications required. Each rotor features a precision-machined 6061-T6 aluminum hat mated to Girodisc’s proprietary cast-iron friction ring—poured, machined, and assembled entirely in the USA. The curved vane internal design acts as a centrifugal pump, pulling air through the rotor to keep temperatures stable under prolonged braking loads. The floating hardware maintains even pad contact, improves modulation, and prevents warping, ensuring reliability through long race sessions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – bolts to factory hardware\u003cbr\u003e• 6061-T6 billet aluminum hats with hard-anodized finish\u003cbr\u003e• Proprietary high-carbon cast-iron rings for exceptional durability\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle while maintaining float\u003cbr\u003e• Curved vane design optimizes airflow and cooling efficiency\u003cbr\u003e• Fully rebuildable – replace only the iron rings when worn\u003cbr\u003e• Manufactured and assembled in the USA\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-102 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors a direct fit for the Ferrari F430 Challenge?\u003c\/b\u003e Yes. They are designed as a precise bolt-on replacement using the stock Brembo racing calipers and factory hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo I need to modify my brake system?\u003c\/b\u003e No. The Girodisc rotors maintain the OEM dimensions, ensuring perfect compatibility with your existing setup.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan these be used on street-driven F430 models?\u003c\/b\u003e These are specifically designed for track-only Challenge cars; for road-going F430 models, Girodisc offers a separate rotor fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat are the advantages over stock rotors?\u003c\/b\u003e Girodisc rotors offer better cooling, lighter weight, and a rebuildable design—ideal for endurance and sprint racing applications.\u003c\/p\u003e\n\u003cp\u003eEquip your Ferrari F430 Challenge with Girodisc rear rotors—precision-engineered for endurance, balance, and unmatched performance on the circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204311023835,"sku":"A2-102","price":1900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-110-girodisc-2pc-front-brake-rotors","title":"A-110 Girodisc Ferrari 430 Scuderia Front Iron Rotor Conversion","description":"\u003ch1\u003eFerrari 430 Scuderia Front Iron Rotor \u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eTransform your Ferrari 430 Scuderia’s braking system with Girodisc’s front iron rotor conversion kit—a direct, bolt-on replacement for the factory carbon-ceramic discs. Engineered to deliver unmatched thermal stability and performance, these rotors maintain your car’s stock balance and caliper compatibility while offering greater durability and easier maintenance for both street and track use.\u003c\/p\u003e\n\u003cp\u003eEach Girodisc rotor features a U.S.-sourced 6061-T6 aluminum hat paired with a proprietary high-carbon cast-iron ring, machined and assembled entirely in-house. The curved vane design acts as a centrifugal air pump, actively drawing cool air through the disc to dissipate heat efficiently. The result: reduced fade, better pedal modulation, and longer component life even under extreme conditions.\u003c\/p\u003e\n\u003ch2\u003eIron Durability. Race-Ready Precision.\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFerrari 430 Scuderia\u003c\/li\u003e\n\u003cli\u003eAlso compatible with standard F430 models equipped with carbon-ceramic brakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A-110 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect replacement design:\u003c\/strong\u003e Bolts directly to OEM calipers with no modifications needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized for performance:\u003c\/strong\u003e Requires pads with ≤66mm annulus to maintain ideal weight and braking efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced heat management:\u003c\/strong\u003e Curved vane system channels cooling air through the rotor under load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount hardware:\u003c\/strong\u003e Cadmium-plated steel pins allow for thermal expansion while eliminating rattle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eServiceable two-piece design:\u003c\/strong\u003e Replace the iron rings independently to extend the life of your investment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e 100% designed, cast, and machined domestically for precision and consistency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A-110 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use my OEM calipers with these rotors?\u003c\/strong\u003e Yes. These are direct-fit replacements for the 430 Scuderia’s carbon-ceramic discs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat pads should I use?\u003c\/strong\u003e You’ll need a pad with a swept area of 66mm or less—common among 6-piston Brembo setups. Girodisc can assist with compatible part numbers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they improve braking feel?\u003c\/strong\u003e Absolutely. Iron rotors provide more consistent pedal feedback and better modulation under repeated hard stops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they quieter than typical floating rotors?\u003c\/strong\u003e Yes. Anti-noise spring washers eliminate rattle while preserving the benefits of floating hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari’s braking precision and serviceability with Girodisc’s front iron rotor conversion—crafted for the enthusiast who demands consistent, fade-free performance.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204313055451,"sku":"A1-110","price":1995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-110-girodisc-2pc-rear-brake-rotors","title":"A2-110 Girodisc Ferrari 360 CS, F430, Scuderia Rear Iron Rotor Conversion","description":"\u003ch1\u003eGirodisc Ferrari 360 CS, F430, Scuderia Rear Iron Rotor Conversion\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eTransform your Ferrari’s braking performance with Girodisc’s rear iron rotor conversion, engineered for the 360 Challenge Stradale, F430, and Scuderia. Designed as a direct replacement for the factory carbon ceramic rotors, this system delivers consistent braking feel, lower long-term maintenance costs, and superior heat management under demanding conditions.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eFerrari 360 Challenge Stradale\u003cbr\u003eFerrari F430\u003cbr\u003eFerrari 430 Scuderia\u003cbr\u003eDirect replacement for factory carbon ceramic rear rotors using OEM calipers and hardware.\u003c\/p\u003e\n\u003ch2\u003eEngineered for Precision and Longevity\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system installs directly onto factory hubs with no modifications required. Each two-piece assembly combines a lightweight 6061-T6 aluminum hat with Girodisc’s proprietary cast-iron friction ring—cast, machined, and assembled in the USA. The curved vane internal structure acts as a centrifugal pump, pulling air through the rotor to optimize cooling and prevent fade during high-performance driving. Floating hardware allows for controlled expansion under heat, ensuring consistent pad contact and a stable pedal feel.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct replacement for OEM carbon ceramic rear rotors\u003cbr\u003e• 6061-T6 billet aluminum hats with hard-anodized finish\u003cbr\u003e• Proprietary cast-iron friction rings, made in the USA\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle while maintaining float\u003cbr\u003e• Curved vane design maximizes airflow and heat dissipation\u003cbr\u003e• Improved pedal modulation and braking consistency\u003cbr\u003e• Fully rebuildable – replace only the iron rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-110 Rear Iron Rotor Conversion FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eWhy convert from carbon ceramic to iron rotors?\u003c\/b\u003e Girodisc’s iron conversion offers more consistent braking at high temperatures, lower replacement costs, and improved serviceability while maintaining excellent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these compatible with OEM calipers?\u003c\/b\u003e Yes. They bolt directly to the stock hubs and work perfectly with the original Ferrari Brembo calipers and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo these rotors require any special pads?\u003c\/b\u003e You can use standard iron-compatible pads. It’s recommended to install fresh pads matched for iron rotors when performing the conversion.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan I switch back to carbon ceramic later?\u003c\/b\u003e Yes. This conversion does not alter the hub or caliper setup, so reverting to OEM carbon ceramic rotors is fully reversible.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari’s braking confidence and consistency with Girodisc’s iron rotor conversion—precision-engineered for performance, durability, and factory fitment.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204314890459,"sku":"A2-110","price":1900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-111-girodisc-2pc-front-brake-rotors-458-488-f8-pista","title":"A1-111 Girodisc 2pc Front Brake Rotors | Ferrari 458\/488\/F8\/Pista","description":"\u003ch1\u003eFerrari 398mm Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eGirodisc 398mm front rotors bring race-level braking performance to your Ferrari, replacing the stock carbon-ceramic setup with a durable, serviceable iron system. Designed as a direct-fit solution, these rotors require no modifications and work seamlessly with the factory calipers once fitted with brake pads that feature a 66mm swept area or less. The result is a lighter, cooler-running system that delivers exceptional pedal feel and fade resistance on both street and track.\u003c\/p\u003e\n\u003cp\u003eEach Girodisc rotor is crafted in the USA using a combination of 6061-T6 aluminum hats and proprietary high-carbon cast-iron rings. The internal curved vane design actively pumps air through the rotor to dissipate heat under extreme braking, ensuring consistent performance lap after lap.\u003c\/p\u003e\n\u003ch2\u003eTrack-Tested Iron Replacement for Carbon-Ceramic Rotors\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFerrari 458 Italia \/ 458 Speciale\u003c\/li\u003e\n\u003cli\u003eFerrari 488 GTB \/ Pista\u003c\/li\u003e\n\u003cli\u003eFerrari F8 Tributo\u003c\/li\u003e\n\u003cli\u003eFerrari California T (with 398mm front rotor option)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect OEM replacement:\u003c\/strong\u003e Fits stock calipers; designed for use with pads featuring ≤66mm annulus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized performance:\u003c\/strong\u003e Offers consistent, confident braking in place of heavier CCM rotors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane ventilation:\u003c\/strong\u003e Centrifugal air channels actively cool rotors under hard braking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating 2-piece design:\u003c\/strong\u003e Uses cadmium-plated hardware to allow thermal float and prevent distortion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eServiceable construction:\u003c\/strong\u003e Replace only the iron rings for cost-effective long-term maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Fully designed, cast, and machined in-house by Girodisc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-111 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors fit OEM Ferrari calipers?\u003c\/strong\u003e Yes. They’re a direct-fit replacement for factory carbon-ceramic discs when using pads with ≤66mm annulus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use standard pads?\u003c\/strong\u003e You’ll need pads with a smaller swept area—common on many 6-piston Brembo-style calipers. Girodisc can recommend compatible compounds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they lighter than the factory setup?\u003c\/strong\u003e Yes. Despite being iron, the design maintains a manageable weight while offering more consistent thermal performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they make noise like other floating rotors?\u003c\/strong\u003e No. Girodisc’s anti-noise spring washers allow float without rattling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Ferrari’s braking performance and reliability with Girodisc 398mm front rotors—engineered to perform, cool, and endure where carbon-ceramics fall short.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204324786395,"sku":"A1-111","price":1995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-111-girodisc-2pc-rear-brake-rotors","title":"A2-111 Girodisc Ferrari 458, F12, FF, GTC4 Lusso Rear Rotors","description":"\u003ch1\u003eGirodisc Ferrari 458, F12, FF, GTC4Lusso Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eGirodisc rear rotors for Ferrari’s most celebrated V8 and V12 models offer precision braking performance worthy of Maranello’s finest. Engineered as a direct OEM replacement, these rotors reduce unsprung weight, enhance heat control, and deliver a more consistent pedal feel under high-speed braking.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eFerrari 458 Italia \/ 458 Spider \/ 458 Speciale\u003cbr\u003eFerrari F12berlinetta\u003cbr\u003eFerrari FF\u003cbr\u003eFerrari GTC4Lusso\u003cbr\u003eCompatible with OEM calipers and factory hardware.\u003c\/p\u003e\n\u003ch2\u003ePrecision Engineering, Race-Inspired Design\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to the factory hubs—no modifications required. Each two-piece rotor combines a U.S.-sourced 6061-T6 aluminum hat with Girodisc’s proprietary cast-iron friction ring, providing superior heat management and durability. The curved vane design acts as a centrifugal pump, moving cooling air through the rotor to stabilize temperatures during aggressive driving. This advanced construction ensures consistent brake torque and extended component life, whether on the street or circuit.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – no adapters or modifications required\u003cbr\u003e• 6061-T6 billet aluminum hats, hard-anodized for corrosion resistance\u003cbr\u003e• Proprietary cast-iron friction rings, cast and machined in the USA\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers prevent rattle while maintaining float\u003cbr\u003e• Curved vane internal design enhances airflow and cooling efficiency\u003cbr\u003e• Reduces unsprung mass for improved handling response\u003cbr\u003e• Fully rebuildable—replace only the friction rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-111 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors compatible with both V8 and V12 Ferrari models?\u003c\/b\u003e Yes. They fit the 458, F12, FF, and GTC4Lusso using factory hardware and OEM calipers with no modifications required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWill these work with factory carbon ceramic brakes?\u003c\/b\u003e No. These are designed for vehicles originally equipped with iron rotors. For PCCB conversions, a specific Girodisc kit is required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo they improve braking feel?\u003c\/b\u003e Absolutely. Expect better modulation, faster heat recovery, and improved pedal consistency thanks to reduced rotational mass and optimized cooling.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they suitable for track use?\u003c\/b\u003e Yes. Girodisc rotors are engineered to handle repeated high-temperature cycles typical of spirited track driving or heavy road use.\u003c\/p\u003e\n\u003cp\u003eExperience race-level braking performance in your Ferrari with Girodisc’s lightweight rear rotors—precision-built to balance power, control, and refinement.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204327047387,"sku":"A2-111","price":1900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-128-girodisc-2pc-front-brake-rotors-458-challenge","title":"A1-128 Girodisc 2pc Front Brake Rotors for Ferrari 458 Challenge","description":"\u003cstyle\u003e\u003c!--\nbody {background-color: white;}\nh1   {text-align: left; font-style: strong; color: darkblue; font-size: xx-large;}\nh3   {color: black; font-size: 130%;}\nh4   {color: black; font-size: medium;}\n  h5 {color: black; font-size: medium;}\n  h6 {color: black; font-size: medium;}\n  li {color: black; font-size: large;}\np    {color: black; font-size: large;}\n--\u003e\u003c\/style\u003e\n\u003ch1\u003eA1-128 Girodisc Two-Piece Front Brake Rotors\u003c\/h1\u003e\n\u003ch2\u003eFITMENT: Ferrari 458 Challenge\u003c\/h2\u003e\n\u003cp\u003eCompetition Motorsport is an authorized dealer for Girodisc products and we are one of the largest stocking dealers in the country. We ship most products same or next business day to ensure we meet your delivery deadline.\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is an upgrade to a two-piece steel rotor and aluminum hat combination and is a direct replacement for the OEM brake rotors. These two-piece floating rotors will bolt directly to the car and work with your OEM calipers perfectly. By upgrading your brakes with these lightweight, high-performance replacements (as opposed to a big brake kit), your factory brake bias is maintained, along with your ABS efficiency.\u003c\/p\u003e\n\u003cp\u003eGirodisc two-piece floating rotors are lighter than OEM brake rotors. This reduction in rotational mass and unsprung weight allows for quicker acceleration, sharper steering, and faster suspension response.\u003c\/p\u003e\n\u003cp\u003eWhen used with Pagid or PFC performance brake pads, and Competition Motorsport RF-1 brake fluid (available from Competition Motorsport), you have an amazing solution to overheating, cracking and warping rotors.\u003c\/p\u003e\n\u003cp\u003eThe central hat section of the disc is made from 6061-T6 aircraft specification aluminum. The disc is manufactured from cast iron constructed in the USA, made to the same specification with the same material used by professional racing organizations. The rotors' curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc.\u003c\/p\u003e\n\u003cp\u003eThe rotor and hat mount together through a floating mount system which utilizes ten high strength alloy steel drive pins manufactured by Girodisc in the USA to their own specifications and are cadmium plated for corrosion resistance. The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat. The pins are secured by Grade-12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors.\u003c\/p\u003e\n\u003cp\u003eThe two-piece Girodisc design allows for disc-only replacement as well, minimizing future replacement costs and delivering outstanding performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cem\u003eSold\/priced per pair.\u003c\/em\u003e\u003c\/b\u003e\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204328882395,"sku":"A1-128","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girdisc_new_Curved_Rotor_close_up_shot_4b2079af-590f-4e62-956c-cd05f6942fb5.jpg?v=1759870699"},{"product_id":"a2-128-girodisc-2pc-rear-brake-rotors","title":"A2-128 Girodisc 2pc Rear Brake Rotors","description":"\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003eFITS: Ferrari 458 CHALLENGE\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eCompetition Motorsport is an Authorized dealer for GiroDisc products and we are one of the largest stocking dealers in the country.  We ship most products same or next business day to ensure we meet your delivery deadline.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe GiroDisc system is an upgrade to a 2-piece steel rotor and aluminum hat combination and is a direct replacement for the OEM brake disc.  The 2-piece floating disc will bolt directly to the car and work with OEM calipers perfectly.  By upgrading your brakes with these lightweight high-performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency.  The Giro Disc rotors are lighter than OEM pieces.  The reduction in rotational and unsprung weight allows for quicker acceleration and suspension response.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eWhen used with Pagid or PFC performance brake pads, and Competition Motorsport RF-1 brake fluid (also available from CompetitionMotorsport.com), you have an amazing solution to overheating, cracking and warping rotors.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe central hat section of the disc is made from 6061-T6 aircraft specification aluminum.  The disc is manufactured from cast iron which is constructed in the USA and is made to the same specification with the same material used by professional racing organizations.  The rotors curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc.  \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe rotor and hat mount together through a floating mount system which utilizes 8-10 high strength alloy steel drive pins manufactured by GiroDisc in the USA to our own specifications and are cadmium plated for corrosion resistance.  The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat.  The pins are secured by grade12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe 2-piece GiroDisc design allows for rotor only replacement as well to minimize future replacement costs and deliver outstanding performance and cooling.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003eSold\/Priced per pair.\u003c\/span\u003e\u003c\/div\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204330914011,"sku":"A2-128","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/a2-128-girodisc-2pc-rear-brake-rotors-923704.jpg?v=1752694387"},{"product_id":"d1-111-girodisc-front-replacement-rotor-rings","title":"D1-111 Girodisc Ferrari 398mm Front Replacement Rings","description":"\u003ch1\u003eGirodisc Ferrari 398mm Front Replacement Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eRestore peak braking performance on your Ferrari with Girodisc 398mm front replacement rings. These high-carbon iron friction rings are designed to bolt directly to your existing Girodisc two-piece rotor hats, offering a precise fit and consistent stopping power for both street and track applications.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Ferrari 458 Italia\u003cbr\u003e• Ferrari 458 Speciale\u003cbr\u003e• Ferrari 488 GTB \/ Spider\u003cbr\u003e• Ferrari F8 Tributo\u003cbr\u003e\u003cbr\u003eNote: These are replacement rings only. They attach directly to your existing Girodisc aluminum hats using the included hardware.\u003c\/p\u003e\n\u003ch2\u003eTrack-Ready Performance and Quality\u003c\/h2\u003e\n\u003cp\u003eEach Girodisc 398mm replacement ring is cast and machined in the USA using a proprietary high-carbon iron alloy that delivers superior heat stability and minimal distortion under extreme braking. The directional curved vane design acts as a centrifugal air pump, dramatically improving cooling efficiency and fade resistance. Whether you’re on the street or at the track, Girodisc ensures consistent pedal feel and reliable braking lap after lap.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct replacement for 398mm Girodisc front rotor assemblies\u003cbr\u003e• Compatible with OEM Ferrari calipers\u003cbr\u003e• High-carbon cast iron improves thermal stability and wear resistance\u003cbr\u003e• Curved vane internal design for optimal cooling\u003cbr\u003e• Precision balanced and machined in the USA\u003cbr\u003e• Includes complete new hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e• Diameter: 398mm\u003cbr\u003e• Position: Front\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Includes new hardware\u003cbr\u003e• Made in the USA\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc D1-111 Replacement Ring FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eDo these fit the OEM Ferrari carbon-ceramic setup?\u003c\/b\u003e No, these replacement rings are designed only for Girodisc two-piece iron conversions. OEM carbon-ceramic systems require a full iron-conversion kit.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWill these work with my factory calipers?\u003c\/b\u003e Yes, these are engineered to retain the OEM Ferrari calipers and maintain proper brake bias and pedal feel.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre new hats required?\u003c\/b\u003e No. The Girodisc two-piece system allows re-use of your aluminum hats, making future rebuilds more cost-effective.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo the rings include hardware?\u003c\/b\u003e Yes, each pair includes new floating pin and bolt hardware for proper installation.\u003c\/p\u003e\n\u003cp\u003eRefresh your Ferrari’s braking performance with Girodisc D1-111 398mm front replacement rings — engineered for precision, cooling efficiency, and endurance-grade reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204332847323,"sku":"D1-111","price":1050.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a1-122-girodisc-2pc-front-brake-rotors-350mm","title":"A1-122 Girodisc Porsche 991.1 S, 4S, GTS Front Rotors","description":"\u003ch1\u003ePorsche 991.1 S, 4S, GTS Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc 2-piece floating rotor system is a direct replacement for the factory rotors on the Porsche 991.1 Carrera S, 4S, and GTS. This upgrade includes precision caliper spacers that allow the installation of larger 350 mm rotors in place of the factory 340 mm discs, resulting in increased braking torque, improved cooling, and reduced fade under demanding conditions. The Girodisc rotors weigh approximately 21.0 lbs each, compared to the 24.4 lbs OEM units—reducing rotational mass for sharper acceleration and suspension response.\u003c\/p\u003e\n\u003cp\u003eEach rotor features a CNC-machined 6061-T6 aluminum hat bolted to Girodisc’s proprietary high-carbon cast-iron rings. The internal curved vane design functions as a centrifugal air pump, pulling cool air through the disc to efficiently dissipate heat during high-performance driving. Engineered and manufactured entirely in the USA, Girodisc rotors deliver exceptional braking consistency and reliability on both street and track.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Engineered Performance\u003c\/h2\u003e\n\u003ch3\u003eA1-122 Girodisc Porsche 991.1 S, 4S, GTS Front Rotor Vehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 991.1 Carrera S\u003c\/li\u003e\n\u003cli\u003ePorsche 991.1 Carrera 4S\u003c\/li\u003e\n\u003cli\u003ePorsche 991.1 Carrera GTS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA1-122 Girodisc Porsche 991.1 S, 4S, GTS Front Rotor Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect replacement with included spacers:\u003c\/strong\u003e Increases rotor size to 350 mm for enhanced braking force and heat management.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight construction:\u003c\/strong\u003e 21.0 lbs per rotor versus 24.4 lbs OEM reduces unsprung and rotational weight.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane design:\u003c\/strong\u003e Actively circulates air through the rotor for superior cooling and fade resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount system:\u003c\/strong\u003e Cadmium-plated steel drive pins and anti-noise spring washers manage thermal expansion while eliminating rattle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eServiceable two-piece design:\u003c\/strong\u003e Replace only the iron rings when worn for reduced long-term cost.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Cast, machined, and assembled entirely in-house for unmatched quality control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA1-122 Girodisc Porsche 991.1 S, 4S, GTS Front Rotor FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill these work with OEM calipers?\u003c\/strong\u003e Yes. Girodisc rotors are designed to work perfectly with stock calipers and come with spacers for proper fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to change brake pads?\u003c\/strong\u003e No. You can continue using your current OEM or aftermarket pads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these suitable for track use?\u003c\/strong\u003e Yes. The curved vane design and floating assembly ensure consistent braking under extreme temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they affect ABS or brake balance?\u003c\/strong\u003e No. Factory brake bias and ABS functionality remain unchanged.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eUpgrade your 991.1 Carrera with Girodisc’s 350 mm floating rotors for improved cooling, reduced fade, and sharper pedal feel—engineered for performance driving enthusiasts.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204343169243,"sku":"A1-122","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-154-girodisc-2pc-front-brake-rotors-oem-pccb","title":"A1-154 Girodisc 2pc Front Brake Rotors for Porsche GT3\/GT2\/GT4 RS PCCB","description":"\u003ch1\u003ePorsche 991 GT3, GT2RS, GT4RS PCCB Front Iron Rotor Conversion\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc PCCB Front Iron Rotor Conversion is the ultimate solution for Porsche 991 GT3, GT2RS, and 718 GT4RS owners looking to replace costly carbon ceramic rotors with a lightweight, high-performance iron alternative. Designed for seamless fitment and OEM compatibility, this system delivers improved braking feel, durability, and cost efficiency without compromising your Porsche’s balance or factory performance.\u003c\/p\u003e\n\u003ch2\u003eDirect PCCB Replacement for Track-Focused Drivers\u003c\/h2\u003e\n\u003cp\u003eThis conversion system is a direct replacement for Porsche’s PCCB (carbon ceramic) rotors, using the same pad shape as 991 GT3 models equipped with factory iron brakes. The smaller pad annulus keeps overall rotor weight reasonable while improving pad selection options for street, track, or endurance setups. Unlike oversized PCCB-equivalent rotors, Girodisc’s optimized annulus design maintains proper mass distribution for responsive, consistent braking performance.\u003c\/p\u003e\n\u003ch3\u003eA1-154 Girodisc 2pc Front Brake Rotor Vehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eThese Girodisc PCCB Front Iron Rotor Conversions are engineered specifically for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 991 GT3 (PCCB-equipped)\u003c\/li\u003e\n\u003cli\u003ePorsche 991 GT3 RS (PCCB-equipped)\u003c\/li\u003e\n\u003cli\u003ePorsche 991 GT2 RS (PCCB-equipped)\u003c\/li\u003e\n\u003cli\u003ePorsche 718 GT4 RS (PCCB-equipped)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompatible with both 991.1 and 991.2 models originally fitted with Porsche Carbon Ceramic Brakes (PCCB).\u003c\/p\u003e\n\u003ch3\u003eA1-154 Girodisc 2pc Front Brake Rotor Features\u003c\/h3\u003e\n\u003cp\u003eThe rotor hat is CNC-machined from U.S.-sourced 6061-T6 aircraft-grade aluminum for strength and reduced unsprung weight. The rotor rings are made from Girodisc’s proprietary cast iron alloy, poured and machined entirely in-house in the USA. Each disc features a curved vane internal design that acts as a centrifugal pump, forcing cooling air through the rotor to reduce temperatures and improve fade resistance under extreme use.\u003c\/p\u003e\n\u003cp\u003eThe floating mount system employs 12 high-strength alloy steel drive pins, cadmium plated for long-lasting corrosion resistance and secured by class 12.9 cap screws with hardened washers. Anti-noise spring washers allow the rotors to expand with heat while eliminating the rattle often associated with floating rotors. The floating setup also ensures the rotor self-centers between the pads, maintaining consistent pedal feel and precision braking feedback.\u003c\/p\u003e\n\u003cp\u003eOnce installed, the Girodisc system allows future rotor replacements to be quick and cost-effective — simply replace the iron rings while retaining your original aluminum hats. This keeps long-term maintenance costs low while providing exceptional stopping performance for street and track use alike.\u003c\/p\u003e\n\u003cp\u003eSold and priced in pairs.\u003c\/p\u003e\n\u003ch3\u003eA1-154 Girodisc 2pc Front Brake Rotor FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill these fit my PCCB-equipped Porsche?\u003c\/strong\u003e Yes. They are designed to replace the factory PCCB rotors directly. You’ll just need to use the smaller iron pad shape from 991 GT3 models with iron brakes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy switch from PCCB to iron rotors?\u003c\/strong\u003e Iron rotors offer superior heat dissipation, better pedal feel, and dramatically reduced replacement costs compared to PCCBs, making them ideal for frequent track drivers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to modify anything for installation?\u003c\/strong\u003e No modifications are required. The Girodisc rotors bolt directly to your existing hubs and calipers, maintaining all factory geometry and electronics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do these compare in weight to PCCBs?\u003c\/strong\u003e They are slightly heavier, but the difference is offset by improved cooling, reduced fade, and greater brake pad compatibility — critical benefits for extended track sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I reuse the aluminum hats?\u003c\/strong\u003e Absolutely. When the rotors wear out, simply install new Girodisc iron rings onto your existing hats, making replacements quick and economical.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s braking system with the Girodisc PCCB Front Iron Rotor Conversion — precision-engineered in the USA for drivers who demand consistent, fade-free performance lap after lap.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204344086747,"sku":"A1-154","price":1950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-154-girodisc-2pc-rear-brake-rotors-oem-pccb","title":"A2-154 Girodisc 2pc Rear Brake Rotors for Porsche GT3\/GT3 RS\/GT4\/GT4 RS","description":"\u003ch1\u003eGirodisc Porsche 991, 992 GT3, GT2 RS, GT4 RS PCCB Rear Iron Rotor Conversion\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\"\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s carbon-ceramic braking system with Girodisc’s precision-engineered iron rotor conversion. Designed as a direct replacement for OEM PCCB rear rotors, this setup provides improved heat management, reduced long-term costs, and more consistent braking performance under aggressive driving and track conditions.\u003c\/p\u003e\n\u003ch3\u003eA2-154 Girodisc Porsche Rear Rotor Vehicle Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 911 GT3 (991.1, 991.2, and 992)\u003cbr\u003ePorsche 911 GT3 Touring (991 \u0026amp; 992)\u003cbr\u003ePorsche 911 GT3 RS (991.1 \u0026amp; 991.2)\u003cbr\u003ePorsche 911 GT2 RS (991.2)\u003cbr\u003ePorsche 718 Cayman GT4 RS (2022–present)\u003cbr\u003eCompatible with OEM PCCB carbon-ceramic brake systems and factory Brembo calipers.\u003c\/p\u003e\n\u003ch2\u003eDirect Iron Replacement for Porsche PCCB Rotors\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to factory hubs and calipers with no modifications required. Each rotor features a U.S.-sourced 6061-T6 aluminum hat and Girodisc’s proprietary high-carbon cast-iron friction rings. The floating two-piece design allows thermal expansion without warping, maintaining consistent pad contact and pedal feel. Curved internal vanes act as centrifugal pumps to draw cooling air through the rotor for superior temperature control under repeated hard braking.\u003c\/p\u003e\n\u003ch3\u003eA2-154 Girodisc Porsche Rear Rotor Features\u003c\/h3\u003e\n\u003cp\u003e• Direct replacement for OEM PCCB rear rotors – no modifications required\u003cbr\u003e• Billet 6061-T6 aluminum hats with hard-anodized finish\u003cbr\u003e• Proprietary high-carbon cast-iron rings cast and machined in the USA\u003cbr\u003e• Floating mount system with 12 cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers prevent rattle while maintaining float\u003cbr\u003e• Curved vane design improves airflow and cooling\u003cbr\u003e• Fully rebuildable—replace only the iron rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-154 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eCan I install these without altering the PCCB calipers?\u003c\/b\u003e Yes. This Girodisc system bolts directly to the OEM hubs and reuses the factory PCCB calipers and hardware—no adapters or spacers needed.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy switch from carbon-ceramic to iron rotors?\u003c\/b\u003e Iron rotors provide more consistent performance under heat, better pedal feedback, and dramatically lower maintenance costs for frequent track use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWill these affect the car’s ABS or stability control systems?\u003c\/b\u003e No. Girodisc rotors match OEM dimensions and weight distribution, maintaining full compatibility with Porsche’s electronic systems.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these suitable for extended track sessions?\u003c\/b\u003e Absolutely. Girodisc rotors deliver predictable braking feel and exceptional thermal stability during long, high-load track events when paired with performance pads and fluid.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s PCCB system with Girodisc’s rear iron rotor conversion—engineered for the perfect blend of control, serviceability, and motorsport-grade performance.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204345921755,"sku":"A2-154","price":1950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-146-girodisc-2pc-rear-brake-rotors","title":"A2-146 Girodisc Porsche 991 GT3\/GT3RS Rear Rotors","description":"\u003ch1\u003eGirodisc Porsche 991 GT3 Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\"\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for the demanding performance of the 991 GT3 and GT3 RS, these Girodisc rear rotors provide a lighter, stronger, and more heat-efficient upgrade over factory iron rotors. Built for drivers who push their cars to the limit, they offer exceptional pedal feel, cooling performance, and precision without altering OEM brake balance or ABS function.\u003c\/p\u003e\n\u003ch3\u003eA2-146 Girodisc Porsche 991 GT3\/GT3RS Rear Rotor Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 911 GT3 (991.1 \u0026amp; 991.2)\u003cbr\u003ePorsche 911 GT3 RS (991.1 \u0026amp; 991.2)\u003cbr\u003eCompatible with OEM iron rotor systems and factory calipers.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Built for Track and Street Use\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to the factory hubs and calipers—no modifications or pad changes required. Each rotor features a CNC-machined 6061-T6 aluminum hat paired with Girodisc’s proprietary high-carbon cast-iron friction ring. The two-piece floating design allows for thermal expansion without warping, keeping braking consistent during intense heat cycles. Curved internal vanes act as centrifugal pumps to force cooling air through the disc, extending rotor life and minimizing fade.\u003c\/p\u003e\n\u003ch3\u003eA2-146 Girodisc Porsche 991 GT3\/GT3RS Rear Rotor Features\u003c\/h3\u003e\n\u003cp\u003e• Direct replacement for OEM iron rear rotors—no modifications required\u003cbr\u003e• Billet 6061-T6 aluminum hats with anodized finish\u003cbr\u003e• Proprietary high-carbon cast-iron rings, cast and machined in the USA\u003cbr\u003e• Floating mount system with cadmium-plated drive pins and anti-noise washers\u003cbr\u003e• Curved internal vane design improves airflow and cooling\u003cbr\u003e• Maintains factory brake balance and ABS efficiency\u003cbr\u003e• Fully rebuildable—replace only the iron rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eA2-146 Girodisc Porsche 991 GT3\/GT3RS Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eDo these fit both the 991 GT3 and GT3 RS?\u003c\/b\u003e Yes. They’re designed specifically for OEM iron rotor-equipped 991 GT3 and GT3 RS models and work with stock Brembo calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo I need to change my brake pads or hardware?\u003c\/b\u003e No. Unlike many aftermarket systems, Girodisc rotors retain full compatibility with OEM pads and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat kind of performance gain should I expect?\u003c\/b\u003e Expect reduced unsprung mass, better cooling efficiency, and improved pedal consistency under heavy braking conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors suitable for track use?\u003c\/b\u003e Absolutely. The floating two-piece construction and curved vane cooling make them ideal for extended track sessions or spirited driving on twisty roads.\u003c\/p\u003e\n\u003cp\u003eBring race-proven braking precision to your Porsche 991 GT3 with Girodisc’s rear rotors—crafted for balance, responsiveness, and reliability at any speed.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204347068635,"sku":"A2-146","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-146-girodisc-2pc-front-brake-rotors","title":"A1-146 Girodisc Porsche 991 GT3 \/ GT3RS Front Rotors","description":"\u003ch1\u003ePorsche 991 GT3 \/GT3RS Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eGirodisc 2-piece floating rotors are a direct, high-performance replacement for the factory iron rotors on Porsche 991 GT3 and GT3 RS models. Designed to bolt directly to the car with no modifications, these rotors retain compatibility with factory pads—something most aftermarket options can’t claim. The result is OEM fitment with upgraded braking performance, lighter weight, and better heat control under demanding track conditions.\u003c\/p\u003e\n\u003cp\u003eEach assembly features a 6061-T6 aluminum hat and Girodisc’s proprietary cast-iron rotor ring, manufactured and machined entirely in the USA. The curved vane design acts as a centrifugal pump, drawing cool air through the rotor to reduce surface temperatures and maintain consistent braking performance even under heavy load.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Engineered Performance\u003c\/h2\u003e\n\u003ch3\u003eA1-146 Girodisc Porsche 991 GT3 \/ GT3RS Front Rotor Vehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 991 GT3\u003c\/li\u003e\n\u003cli\u003ePorsche 991 GT3 RS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA1-146 Girodisc Porsche 991 GT3 \/ GT3RS Front Rotor Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect OEM replacement:\u003c\/strong\u003e Works with stock calipers and pads—no special hardware or machining required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane cooling:\u003c\/strong\u003e Directional vanes pump air through the disc for optimal heat management and fade resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount system:\u003c\/strong\u003e Twelve cadmium-plated drive pins allow the rotor to expand under heat without distortion or rattle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFactory compatibility:\u003c\/strong\u003e Designed to work with Porsche’s OEM iron rotor setup, retaining proper brake bias and ABS function.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight construction:\u003c\/strong\u003e Reduces rotational mass and improves suspension response without compromising durability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptional center lock fitment:\u003c\/strong\u003e Available with center lock drive pins for cars equipped with OEM center lock wheels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA1-146 Girodisc Porsche 991 GT3 \/ GT3RS Front Rotor FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these fit factory calipers?\u003c\/strong\u003e Yes, they are a direct bolt-on replacement for OEM iron rotors using factory pads and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they work with center lock wheels?\u003c\/strong\u003e Yes—select the center lock option when ordering for proper fitment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they quieter than stock?\u003c\/strong\u003e Yes, the anti-noise spring washers reduce rattle and ensure smooth, quiet operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they track-proven?\u003c\/strong\u003e Absolutely. When paired with quality pads and hi-temp fluid, these rotors deliver race-level performance and fade resistance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eStep up your GT3’s braking consistency with Girodisc’s precision-built floating rotors—lighter, cooler, and engineered to perform lap after lap.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204349067483,"sku":"A1-146","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d1-127-girodisc-front-replacement-rotor-rings-380mm","title":"D1-127 Girodisc Porsche 997 GT3 380mm Front Replacement Rings","description":"\u003ch1\u003eGirodisc Porsche 997 GT3 Front Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Girodisc D1-127 Porsche 997 GT3 380mm Front Replacement Rings\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eMaintain your Porsche’s legendary braking precision with Girodisc D1-127 380mm front replacement rings. Designed as direct replacements for Girodisc’s two-piece systems, these high-performance rings bolt to your existing aluminum hats using the included floating hardware kit. Each rotor is machined from Girodisc’s proprietary high-carbon cast iron for superior heat management, consistent friction, and fade-free performance in both street and track environments.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Porsche 997 GT3 (2006–2011)\u003cbr\u003e• Porsche 997 GT3 RS (2007–2011)\u003cbr\u003e• Porsche 997.2 GT3 and GT3 RS (380mm front rotors)\u003cbr\u003e\u003cbr\u003eNote: Designed for Girodisc 380mm two-piece front rotor systems. Not compatible with OEM PCCB carbon-ceramic rotors or one-piece iron discs.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with complete floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 380mm two-piece front rotors\u003cbr\u003e• CNC-machined from high-carbon iron alloy for maximum thermal stability\u003cbr\u003e• Directional curved vanes optimize airflow and cooling efficiency\u003cbr\u003e• Maintains factory brake bias, ABS, and PSM calibration\u003cbr\u003e• Precision-balanced to eliminate vibration and ensure smooth operation\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats used in GT3 applications\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 380 mm\u003cbr\u003e• Position: Front\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rotor rings and new hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D1-127 Porsche 997 GT3 Front Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eWill these fit the OEM Porsche GT3 rotor hats?\u003c\/b\u003e No. These replacement rings are designed specifically for Girodisc aluminum hats and are not compatible with OEM one-piece or PCCB setups.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhich brake pads perform best with these rotors?\u003c\/b\u003e For spirited road use, Ferodo DS2500 or Hawk HPS pads work well. For track and racing use, Pagid RS29 or Endless ME20 offer high-temp stability and consistent bite.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat torque should I apply to the hardware bolts?\u003c\/b\u003e Torque to 12 ft-lbs (16 Nm) using blue Loctite. Recheck after the first full heat cycle to ensure even seating and proper float.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors directional?\u003c\/b\u003e Yes. Each rotor is marked for left or right installation, ensuring the internal vanes pull air through the disc to maximize cooling under sustained braking.\u003c\/p\u003e\n\u003cp\u003eRefresh your GT3’s braking system with Girodisc D1-127 380mm front replacement rings — engineered for durability, precision, and race-proven performance lap after lap.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204350574811,"sku":"D1-127","price":1030.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a2-033-girodisc-2pc-rear-brake-rotors-325mm","title":"A2-033 Girodisc Porsche 996 \/ 997.1 Carrera Rear Rotors, incl. Spacers \u0026 Bolts","description":"\u003ch1\u003eGirodisc Porsche 996, 997.1 Carrera Rear Rotors (Includes Spacers \u0026amp; Bolts)\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eBoost the braking performance of your Porsche 996 or 997.1 Carrera with Girodisc’s lightweight two-piece rear rotors. This kit includes all necessary spacers and hardware, allowing a direct OEM installation while upgrading rotor diameter from 298mm to 325mm—improving cooling, braking leverage, and overall stopping consistency.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 996 Carrera \/ Carrera 4 \/ Carrera 4S\u003cbr\u003ePorsche 997.1 Carrera \/ Carrera S\u003cbr\u003eIncludes caliper spacers and bolts for installation\u003cbr\u003eDirect replacement – compatible with factory calipers and hardware\u003c\/p\u003e\n\u003ch2\u003eEngineered for Porsche Precision\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the factory rotor with a larger, two-piece floating design engineered for performance and longevity. Each assembly pairs a CNC-machined 6061-T6 aluminum hat with Girodisc’s proprietary cast-iron friction rings, both made in the USA. The curved internal vane structure acts as a centrifugal pump, forcing air through the rotor for enhanced cooling. With its increased rotor size and floating design, this upgrade delivers superior heat management and more consistent braking under repeated high-speed stops.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – includes spacers and bolts\u003cbr\u003e• Increases rotor diameter from 298mm to 325mm\u003cbr\u003e• 6061-T6 billet aluminum hats, machined and anodized in the USA\u003cbr\u003e• Proprietary cast-iron friction rings poured and finished in-house\u003cbr\u003e• Floating mount design with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle and manage heat expansion\u003cbr\u003e• Curved internal vane design maximizes airflow and cooling\u003cbr\u003e• Reduces unsprung and rotational mass for sharper handling\u003cbr\u003e• Maintains factory brake bias and ABS calibration\u003cbr\u003e• Fully rebuildable – replace only friction rings when needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-033 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eWhy is this rotor larger than stock?\u003c\/b\u003e The Girodisc system increases diameter to 325mm, providing greater mechanical leverage and improved heat capacity for stronger, more consistent braking.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo I need to modify my calipers to fit these?\u003c\/b\u003e No. The kit includes custom spacers and bolts that perfectly reposition the calipers for the larger rotors—no cutting or permanent changes required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWill these affect brake bias or ABS?\u003c\/b\u003e Not at all. Girodisc engineers each system to maintain the factory balance and ABS performance while increasing cooling efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they suitable for track or aggressive driving?\u003c\/b\u003e Absolutely. The curved vane design and floating assembly deliver exceptional fade resistance and durability, making them ideal for spirited street or track use.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s stopping power with Girodisc rear rotors—engineered to bring race-level precision and confidence to your 996 or 997.1 Carrera.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204358832347,"sku":"A2-033","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-066-girodisc-2pc-front-brake-rotors-oem-steel","title":"A1-066 Girodisc Porsche 380mm Front Rotors","description":"\u003ch1\u003ePorsche 380mm Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eExperience the difference precision-engineered braking makes with Girodisc 380mm two-piece floating front rotors for Porsche. Designed for direct bolt-on fitment, these rotors deliver superior cooling efficiency, reduced weight, and improved pedal modulation under repeated high-performance use.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Machined for Porsche Performance\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc 380mm rotor is built to handle the demands of aggressive street driving and track sessions alike. Utilizing a floating mount system, each rotor allows controlled movement between the hat and disc—reducing stress, minimizing warping, and improving thermal expansion control. This results in smoother, quieter, and more consistent braking performance in all conditions.\u003c\/p\u003e\n\u003ch3\u003eA1-066 Girodisc Porsche 380mm Front Rotors Vehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e• 2007–2012 Porsche 997 GT3\u003cbr\u003e• 2007–2012 Porsche 997 GT3 RS\u003cbr\u003e• 2008–2013 Porsche 997 Turbo (with 380mm rotors)\u003cbr\u003e• 2014–2019 Porsche 991 Carrera S (with 380mm rotors)\u003c\/p\u003e\n\u003ch3\u003eA1-066 Girodisc Porsche 380mm Front Rotors Features\u003c\/h3\u003e\n\u003cp\u003e• 380mm two-piece floating rotor design\u003cbr\u003e• Direct-fit for factory calipers—no modifications required\u003cbr\u003e• Floating mount system with anti-noise spring washers\u003cbr\u003e• 6061-T6 aluminum hats, made in the USA\u003cbr\u003e• Proprietary high-carbon cast iron for superior durability\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eA1-066 Girodisc Porsche 380mm Front Rotors FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors compatible with factory center-lock hubs?\u003c\/strong\u003e Yes. If your Porsche uses OEM center-lock wheels, select the center-lock drive pin option during purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these improve braking performance?\u003c\/strong\u003e Yes. The floating design and advanced metallurgy offer better heat control and fade resistance than standard rotors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use stock brake pads?\u003c\/strong\u003e Yes, factory pad fitment is retained, but upgraded compounds are recommended for track use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors require maintenance?\u003c\/strong\u003e Only normal inspection for wear; replacement rings are available separately to reuse your existing hats.\u003c\/p\u003e\n\u003cp\u003eFor Porsche enthusiasts demanding the ultimate in braking consistency and cooling, Girodisc rotors deliver unmatched engineering and reliability—ready for the street or the circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204362207451,"sku":"A1-066","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-127-girodisc-2pc-front-brake-rotors-oem-pccb","title":"A1-127 Girodisc Porsche 997 GT3 380mm Front Rotors","description":"\u003ch1\u003ePorsche 997 GT3 380mm Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc 2-piece floating rotor system is a direct, high-performance replacement for the OEM PCCB rotors found on the Porsche 997.1 GT3 and GT2. No modifications are needed—these rotors bolt directly to the car and allow the continued use of factory pads and calipers, maintaining original brake balance and ABS functionality while delivering superior heat control and serviceability.\u003c\/p\u003e\n\u003cp\u003eManufactured in the USA, the Girodisc assembly combines a lightweight 6061-T6 aluminum hat with proprietary high-carbon cast iron rotor rings. The curved vane internal design works as a centrifugal pump to draw cooling air through the rotor, significantly improving thermal stability and fade resistance under repeated hard braking.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Engineered Performance\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 997.1 GT3\u003c\/li\u003e\n\u003cli\u003ePorsche 997.1 GT2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-127 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect PCCB-to-iron conversion:\u003c\/strong\u003e Replace fragile carbon-ceramic rotors with high-strength iron for enhanced durability and performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e Fully compatible with stock calipers and unmodified pads for a true plug-and-play installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane ventilation:\u003c\/strong\u003e 12-directional vanes actively pull air through the disc to manage rotor temperature and prevent fade.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount hardware:\u003c\/strong\u003e Cadmium-plated steel drive pins with anti-noise spring washers allow smooth thermal expansion while preventing rattle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eServiceable design:\u003c\/strong\u003e Reuse the aluminum hats and replace only the iron rings when worn for lower long-term cost.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e All Girodisc rotors are engineered, cast, and machined in-house to precise racing standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-127 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill these work with OEM pads?\u003c\/strong\u003e Yes—unlike many aftermarket solutions, Girodisc rotors allow use of unmodified factory pads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use these for track driving?\u003c\/strong\u003e Absolutely. Girodisc rotors are designed for high-temperature operation and consistent performance lap after lap.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they change my brake bias or ABS?\u003c\/strong\u003e No. They are designed to maintain factory geometry and braking characteristics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they quieter than carbon-ceramic brakes?\u003c\/strong\u003e Yes, the anti-noise washers eliminate rattle while maintaining full floating function.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eUpgrade your 997 GT3 or GT2 with Girodisc’s 380mm floating rotors—lighter, cooler, and engineered for true motorsport-level stopping power without compromising OEM reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204365451483,"sku":"A1-127","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-019-girodisc-2pc-front-brake-rotors-350mm","title":"A1-019 Girodisc Porsche 996.2 \/ 997.1 GT3 Front Rotors","description":"\u003ch1\u003eGirodisc Porsche GT3 Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the OE front rotors on all Porsche 996 and 997.1 GT3 and GT2 models. No modifications are required—the discs bolt directly to the car and work perfectly with OE calipers. This upgrade offers a lighter, high-performance braking solution that maintains factory brake bias and ABS calibration while improving cooling and response. The Girodisc front rotors weigh approximately 21.0 lbs each, compared to 25.6 lbs for the stock units—a significant reduction in unsprung and rotational mass that enhances acceleration and suspension dynamics.\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance Construction\u003c\/h2\u003e\n\u003cp\u003eThe central hat section is crafted from U.S.-sourced 6061-T6 aircraft-grade aluminum for strength and lightness. The rotor rings are Girodisc’s proprietary cast iron, poured and machined entirely in-house in the USA. The curved vane design, developed through years of motorsport experience, acts as a centrifugal pump that forces air through the disc, reducing heat build-up and maintaining consistent braking performance under extreme conditions.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-019 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on replacement for OE rotors—no modifications required\u003c\/li\u003e\n\u003cli\u003eLightweight two-piece floating design improves cooling and reduces rotational mass\u003c\/li\u003e\n\u003cli\u003e6061-T6 aluminum hat and proprietary high-carbon iron rotor rings\u003c\/li\u003e\n\u003cli\u003eCurved vane design for efficient cooling airflow\u003c\/li\u003e\n\u003cli\u003eFloating mount system allows thermal expansion while preventing warping\u003c\/li\u003e\n\u003cli\u003eCadmium-plated drive pins for long-lasting corrosion resistance\u003c\/li\u003e\n\u003cli\u003eQuiet operation thanks to anti-noise spring washers\u003c\/li\u003e\n\u003cli\u003eFully rebuildable—replace iron rings while reusing hats and hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 996 GT3 (2004–2005)\u003c\/li\u003e\n\u003cli\u003ePorsche 996 GT2 (2002–2005)\u003c\/li\u003e\n\u003cli\u003ePorsche 997.1 GT3 (2006–2008)\u003c\/li\u003e\n\u003cli\u003ePorsche 997.1 GT3 RS (2007–2008)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Designed for iron brake systems. Not compatible with PCCB carbon-ceramic rotors.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-019\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 21.0 lbs (each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE Weight:\u003c\/strong\u003e 25.6 lbs (each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Type:\u003c\/strong\u003e Two-piece floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum, anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Girodisc proprietary high-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e Curved, directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Pins:\u003c\/strong\u003e 10 high-strength alloy steel, cadmium-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Class 12.9 cap screws with hardened washers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-019 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to modify the calipers or hubs?\u003c\/strong\u003e No. These rotors are a direct replacement for the factory discs and bolt up with OEM hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they make noise during street driving?\u003c\/strong\u003e No. Girodisc uses anti-noise spring washers to allow float while keeping the system quiet for street use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the rings replaceable?\u003c\/strong\u003e Yes. Replacement rings can be purchased separately, allowing you to reuse the aluminum hats and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these handle track use?\u003c\/strong\u003e Absolutely. These rotors are engineered to endure repeated high-heat cycles without cracking or warping, making them ideal for both spirited street and track driving.\u003c\/p\u003e\n\u003cp\u003eUpgrade your GT3’s stopping power with Girodisc’s lightweight, precision-engineered front rotors—built for performance, endurance, and control.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204367253723,"sku":"A1-019","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-134-girodisc-non-floating-2pc-front-brake-rotors-350mm","title":"A1-134 Girodisc Non-Floating 2pc Front Brake Rotors (350mm)","description":"\u003ch1\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eA1-134 Girodisc Non-Floating 2pc Front Brake Rotors (350mm)\u003c\/span\u003e\u003c\/h1\u003e\n\u003cdiv\u003e\u003cem\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eCompetition Motorsport is an Authorized dealer for GiroDisc products and the exclusive distributor for the non-floating 2-piece rotors for the 996 GT3 Cup car.  We are one of the largest stocking dealers in the country.  We ship most products same or next business day to ensure we meet your delivery deadline.\u003c\/span\u003e\u003c\/em\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: medium;\"\u003eFits Porsche 911 GT3 Cup Car (2000-05)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe GiroDisc system is an upgrade to the 2000-2001 GT3 Cup cars and a direct replacement for the 2002-2005 GT3 Cup cars that came with the OEM 6-piston 350mm setup.  These are 2-piece non-floating steel rotor and aluminum hat combination and is a direct replacement for the OEM brake disc.  The 2-piece floating disc will bolt directly to the car and work with OEM calipers perfectly.  By upgrading your brakes with these lightweight high-performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency.  The Giro Disc rotors are lighter than OEM pieces.  The reduction in rotational and unsprung weight allows for quicker acceleration and suspension response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eWhen used with Pagid or PFC performance brake pads, and Competition Motorsport RF-1 brake fluid (also available from CompetitionMotorsport.com), you have an amazing solution to overheating, cracking and warping rotors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe central hat section of the disc is made from 6061-T6 aircraft specification aluminum.  The disc is manufactured from cast iron which is constructed in the USA and is made to the same specification with the same material used by professional racing organizations.  The rotors curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe rotor and hat mount together through a non-floating mount system which utilizes 8-10 high strength alloy steel drive pins manufactured by GiroDisc in the USA to our own specifications and are cadmium plated for corrosion resistance.  The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe 2-piece GiroDisc design allows for rotor only replacement as well to minimize future replacement costs and deliver outstanding performance and cooling.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003eSold\/Priced per pair.\u003c\/span\u003e\u003c\/div\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204369580251,"sku":"A1-134","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/a1-134-girodisc-non-floating-2pc-front-brake-rotors-350mm-666926.jpg?v=1752694413"},{"product_id":"a1-103-girodisc-2pc-front-brake-rotors","title":"A1-103 Girodisc Porsche 993 Carrera 4S, RS, Turbo Front Rotors","description":"\u003ch1\u003ePorsche 993 Carrera 4S, RS, Turbo Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eGive your classic Porsche 993 the modern stopping performance it deserves with Girodisc 2-piece floating front rotors. Engineered as a direct-fit replacement for OEM discs, these lightweight, high-performance rotors bolt directly to your stock calipers without any modifications, maintaining factory bias and ABS function. The result—improved pedal response, reduced fade, and enhanced cooling for both street and track driving.\u003c\/p\u003e\n\u003cp\u003eEach Girodisc rotor is built using a 6061-T6 aircraft-grade aluminum hat and Girodisc’s own high-carbon cast iron rings, both precision-machined in-house. The curved vane design acts like a centrifugal air pump, pulling cool air through the rotor to manage heat more efficiently during heavy braking, ensuring consistent performance lap after lap.\u003c\/p\u003e\n\u003ch2\u003eModern Performance for the Air-Cooled Era\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 993 Carrera 4S\u003c\/li\u003e\n\u003cli\u003ePorsche 993 RS\u003c\/li\u003e\n\u003cli\u003ePorsche 993 Turbo\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-103 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect-fit design:\u003c\/strong\u003e Installs using factory calipers and hardware—no modifications needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight 2-piece construction:\u003c\/strong\u003e Reduces unsprung mass for better suspension response and agility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane ventilation:\u003c\/strong\u003e Forces cooling air through the disc, reducing heat and brake fade.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating rotor design:\u003c\/strong\u003e Allows thermal expansion without warping for improved pad contact and longevity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNoise-free operation:\u003c\/strong\u003e Anti-rattle spring washers eliminate vibration and ensure quiet performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision engineered in the USA:\u003c\/strong\u003e Cast, machined, and assembled in-house for unmatched consistency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-103 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors work with the factory Porsche calipers?\u003c\/strong\u003e Yes, they are designed to fit directly with OEM calipers and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors lighter than the stock units?\u003c\/strong\u003e Yes. The 2-piece aluminum and iron design reduces unsprung and rotational weight.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they help with brake fade?\u003c\/strong\u003e Absolutely. The vented vane design greatly improves cooling for fade-free performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors suitable for daily driving?\u003c\/strong\u003e Yes. They deliver quiet, smooth operation while being robust enough for track duty.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche 993 Carrera 4S, RS, or Turbo with Girodisc front rotors—precision-engineered for enthusiasts who demand both heritage and high performance.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204373119195,"sku":"A1-103","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d1-103-girodisc-front-replacement-rotor-rings","title":"D1-103 Girodisc Porsche 964, 993 Front Replacement Rings","description":"\u003ch1\u003eD1-103 Girodisc Porsche 964, 993 Front Replacement Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Girodisc D1-103 Porsche 964 993 Front Replacement Rings\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eRestore classic Porsche braking precision with Girodisc D1-103 322mm front replacement rings. These performance-engineered rotors bolt directly to your existing Girodisc aluminum hats using the included floating hardware kit. Machined from Girodisc’s proprietary high-carbon cast iron, they provide superior heat management, reduced fade, and consistent pedal feel — ideal for spirited road driving or vintage racing applications.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Porsche 964 Carrera 2 \/ Carrera 4 (1989–1994)\u003cbr\u003e• Porsche 993 Carrera \/ Carrera S \/ Carrera 4S (1995–1998)\u003cbr\u003e\u003cbr\u003eNote: Designed exclusively for Girodisc 322mm two-piece front rotor systems. Not compatible with OEM one-piece or carbon-ceramic discs.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with full floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 322mm two-piece front rotors\u003cbr\u003e• CNC-machined from high-carbon cast iron for exceptional thermal stability\u003cbr\u003e• Directional curved vanes promote airflow and reduce heat buildup\u003cbr\u003e• Maintains factory brake balance, ABS, and stability control calibration\u003cbr\u003e• Precision-balanced for smooth, vibration-free performance\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 322 mm\u003cbr\u003e• Position: Front\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rotor rings and complete hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D1-103 Porsche 964, 993 Front Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eWill these fit OEM Porsche rotor hats?\u003c\/b\u003e No. The D1-103 rings are designed exclusively for Girodisc aluminum hats and cannot mount to factory one-piece or carbon-ceramic systems.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat pad compounds are recommended?\u003c\/b\u003e For dual street\/track driving, Pagid RS29 or Ferodo DS2500 offer excellent performance. For full racing, Pagid RSL1 or Endless ME20 provide consistent friction and heat control.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo these rotors improve cooling compared to OEM?\u003c\/b\u003e Yes. The directional curved vane design channels air through the disc for more efficient cooling, reducing fade during repeated hard stops.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat torque should be used for hardware installation?\u003c\/b\u003e Torque each bolt to 12 ft-lbs (16 Nm) using blue Loctite, and verify torque after one complete heat cycle for proper float and safety.\u003c\/p\u003e\n\u003cp\u003eUpgrade your air-cooled Porsche’s braking system with Girodisc D1-103 322mm front replacement rings — precision-built for balance, durability, and consistent stopping power on road or track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204374855899,"sku":"D1-103","price":780.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a2-031-girodisc-2pc-rear-brake-rotors-325mm","title":"A2-031 Girodisc Porsche 986 \u0026 987 Rear Rotors","description":"\u003ch1\u003eGirodisc Porsche 986, 987 Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eGive your Boxster or Cayman sharper, more consistent braking with Girodisc’s two-piece rear rotors. Designed as a direct OEM replacement, these lightweight rotors deliver smoother pedal feel, improved heat dissipation, and reduced unsprung mass—all while maintaining factory balance and compatibility with stock calipers.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 986 Boxster \/ Boxster S (1997–2004)\u003cbr\u003ePorsche 987 Boxster \/ Boxster S (2005–2012)\u003cbr\u003ePorsche 987 Cayman \/ Cayman S (2006–2012)\u003cbr\u003eDirect OEM replacement – no modifications required\u003c\/p\u003e\n\u003ch2\u003eEngineered for Mid-Engine Performance\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the factory cast rotor with a fully rebuildable two-piece floating design. Each rotor features a CNC-machined 6061-T6 aluminum hat and Girodisc’s proprietary cast-iron friction ring, both made in the USA. The internal curved vane layout acts as a centrifugal air pump, maintaining even cooling and consistent friction under extended use. The result is enhanced control and reduced fade for street or track driving.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – bolts to factory hubs\u003cbr\u003e• 6061-T6 billet aluminum hats, machined and anodized in the USA\u003cbr\u003e• Proprietary cast-iron friction rings, poured and machined in-house\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle and manage thermal expansion\u003cbr\u003e• Curved internal vane design for superior cooling efficiency\u003cbr\u003e• Reduces unsprung weight for quicker suspension response\u003cbr\u003e• Maintains OEM brake bias and ABS function\u003cbr\u003e• Fully rebuildable – replace friction rings as needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-031 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors a direct fit for my Boxster or Cayman?\u003c\/b\u003e Yes. They’re designed to bolt directly onto 986 and 987 chassis cars using the original calipers and hardware—no adapters required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do they improve braking over stock?\u003c\/b\u003e Girodisc rotors are lighter and better cooled, resulting in faster response, improved heat control, and greater fade resistance during hard driving.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors suitable for track use?\u003c\/b\u003e Definitely. The floating design and proprietary iron composition deliver consistent performance even under repeated high-load braking conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan I use my existing brake pads?\u003c\/b\u003e Yes. They’re fully compatible with OEM or aftermarket pad compounds, giving you flexibility for street or performance setups.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Boxster or Cayman with Girodisc rear rotors—precision-engineered to deliver better cooling, reduced weight, and true Porsche braking feel.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204377149659,"sku":"A2-031","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-032-girodisc-2pc-front-brake-rotors-350mm","title":"A1-032 Girodisc 350mm Porsche Front Brake Rotors","description":"\u003ch1\u003eGirodisc Porsche 350mm Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc 350mm Front Rotor system is a direct replacement for the factory Porsche rotors, offering a perfect bolt-on fit with no modifications required. Designed to reduce unsprung weight and rotational mass, these rotors enhance braking response, acceleration, and overall performance. Crafted from premium U.S.-sourced materials, this two-piece floating rotor system ensures exceptional strength, cooling, and consistency lap after lap.\u003c\/p\u003e\n\u003ch2\u003eLightweight Two-Piece Design for Precision Braking\u003c\/h2\u003e\n\u003cp\u003eThe central hat is machined from 6061-T6 aircraft-grade aluminum, anodized for corrosion resistance, and paired with Girodisc’s proprietary cast iron rings poured and finished entirely in the USA. The curved internal vane design acts as a centrifugal pump, drawing cool air through the rotor for superior temperature control during demanding track sessions or spirited driving.\u003c\/p\u003e\n\u003ch3\u003eA1-032 Girodisc 350mm Porsche Front Brake Rotor Features\u003c\/h3\u003e\n\u003cp\u003e• Direct bolt-on replacement for OEM rotors — no modifications required\u003cbr\u003e• Two-piece floating design reduces rotational mass and improves response\u003cbr\u003e• 6061-T6 aircraft-spec aluminum hats for durability and corrosion protection\u003cbr\u003e• Proprietary cast iron rotor rings ensure consistent braking and fade resistance\u003cbr\u003e• Curved vane internal design for maximum airflow and cooling\u003cbr\u003e• Anti-noise spring washer system eliminates rattle while allowing rotor float\u003cbr\u003e• Fully rebuildable — only replace iron rings when worn\u003c\/p\u003e\n\u003ch3\u003eA1-032 Girodisc 350mm Porsche Front Brake Rotor Fitment\u003c\/h3\u003e\n\u003cp\u003eDesigned specifically for Porsche models utilizing 350mm front rotors, including select 997, 991, and 981 variants equipped with OEM iron brake systems. Compatible with factory calipers and ABS systems.\u003c\/p\u003e\n\u003ch3\u003eA1-032 Girodisc 350mm Porsche Front Brake Rotor FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors require any special installation?\u003c\/strong\u003e No — they are a direct fit and require no modification to the car or calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I reuse the aluminum hats when the rings wear out?\u003c\/strong\u003e Yes. Girodisc rotors are fully rebuildable; only the cast iron rings need replacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do these compare to the stock Porsche rotors?\u003c\/strong\u003e They’re lighter, stronger, and dissipate heat far more effectively — improving pedal feel and reducing fade.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors suitable for street use?\u003c\/strong\u003e Absolutely. They’re ideal for both aggressive street driving and regular track events.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s stopping performance with the Girodisc A1-032 350mm Front Rotors — precision-engineered for reduced weight, improved cooling, and unbeatable reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204379017435,"sku":"A1-032","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-049-girodisc-2pc-rear-brake-rotors-oem-pccb","title":"A2-049 Girodisc Porsche Cayman Iron Conversion Rear Rotors","description":"\u003ch1\u003eGirodisc Porsche Cayman Iron Conversion Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eConvert your PCCB-equipped Porsche Cayman or Boxster to a high-performance iron rotor system with Girodisc’s precision-engineered rear rotors. Designed as a direct replacement for OEM carbon-ceramic discs, these rotors deliver superior heat management, consistent pedal feel, and lower replacement costs without compromising braking balance or ABS function.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 987 Cayman S \/ Cayman R (PCCB-equipped)\u003cbr\u003ePorsche 987 Boxster S (PCCB-equipped)\u003cbr\u003eDirect replacement for factory carbon-ceramic rotors\u003cbr\u003eBolts directly to OEM calipers—no modifications required\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance Design for Real-World Driving\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the stock PCCB units with a two-piece floating iron rotor designed for durability and serviceability. Each rotor assembly features a CNC-machined 6061-T6 aluminum hat mated to Girodisc’s proprietary cast-iron friction ring. The curved vane internal design functions as a centrifugal air pump, maintaining consistent cooling under high braking loads. This setup preserves factory brake bias and pedal response while offering a more robust and affordable long-term solution for track or street use.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct PCCB replacement – no modifications required\u003cbr\u003e• 6061-T6 aluminum hats machined and anodized in the USA\u003cbr\u003e• Proprietary cast-iron friction rings cast and finished in-house\u003cbr\u003e• Floating mount design with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle while allowing thermal expansion\u003cbr\u003e• Curved internal vanes maximize airflow and heat dissipation\u003cbr\u003e• Maintains OEM brake bias and ABS calibration\u003cbr\u003e• Fully rebuildable – replace only friction rings when needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-049 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eWill these work with OEM PCCB calipers?\u003c\/b\u003e Yes. These rotors are specifically designed for Caymans and Boxsters originally equipped with PCCB systems and bolt directly to the factory calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy convert from PCCB to iron?\u003c\/b\u003e Iron rotors offer greater thermal capacity and reduced replacement cost while still providing strong, consistent performance on street or track.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo these affect brake bias or ABS?\u003c\/b\u003e No. Girodisc designs each conversion to maintain factory braking balance and ABS function.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they rebuildable?\u003c\/b\u003e Yes. When worn, only the iron friction rings need to be replaced—saving cost and maintaining long-term reliability.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Cayman or Boxster’s braking system with Girodisc iron conversion rotors—precision-built for performance, reliability, and control.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204380131547,"sku":"A2-049","price":1350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-031-girodisc-2pc-front-brake-rotors-340mm","title":"Girodisc A1-031 Porsche Front Rotors","description":"\u003ch1\u003eGirodisc Porsche 986\/987\/996\/997.1 Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the OE disc with the addition of the included caliper spacers and longer bolts. This upgrade increases the rotor diameter from 317mm to 340mm, improving braking force, cooling capacity, and pedal feel. It’s a true bolt-on upgrade that retains your factory calipers and ABS function while reducing unsprung and rotational mass for quicker suspension response and acceleration.\u003c\/p\u003e\n\u003ch2\u003eLightweight, High-Performance 2-Piece Rotors\u003c\/h2\u003e\n\u003cp\u003eThe central hat section is machined from U.S.-sourced 6061-T6 aircraft-grade aluminum, while the rotor rings are Girodisc’s proprietary high-carbon cast iron. Each component is made in the USA and machined in-house for precision fitment and consistency. The rotors feature a curved vane design that acts as a centrifugal pump, drawing cooling air through the disc during use for superior heat management on both street and track.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-031 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUpgrades OE 317mm discs to 340mm for greater thermal capacity and stopping power\u003c\/li\u003e\n\u003cli\u003eFloating mount system with 10 cadmium-plated steel drive pins for controlled float and quiet operation\u003c\/li\u003e\n\u003cli\u003eReduces unsprung and rotational mass for sharper handling\u003c\/li\u003e\n\u003cli\u003eFully serviceable—replace just the rotor rings when worn\u003c\/li\u003e\n\u003cli\u003eIncludes caliper spacers and longer bolts for proper fitment\u003c\/li\u003e\n\u003cli\u003eDesigned, cast, and machined in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eWorks with factory calipers—no permanent modifications required. Includes caliper spacers and longer bolts.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 986 Boxster S (2000–2004, all non-Big-Red applications)\u003c\/li\u003e\n\u003cli\u003ePorsche 987 Boxster \/ Cayman (2005–2012, non-S)\u003c\/li\u003e\n\u003cli\u003ePorsche 996 Carrera (1999–2004, non-Turbo \/ non-GT)\u003c\/li\u003e\n\u003cli\u003ePorsche 997.1 Carrera (2005–2008, non-S)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes not fit:\u003c\/strong\u003e 996\/997 Turbo, GT3\/GT2, PCCB\/ceramic brake packages, or 997.2 models.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter: 340mm (OE 317mm)\u003c\/li\u003e\n\u003cli\u003eVane Design: Curved, directional\u003c\/li\u003e\n\u003cli\u003eHat Material: 6061-T6 aluminum, black anodized\u003c\/li\u003e\n\u003cli\u003eRing Material: High-carbon cast iron\u003c\/li\u003e\n\u003cli\u003eHardware: 10 floating drive pins with Class 12.9 fasteners\u003c\/li\u003e\n\u003cli\u003eSold\/Price: Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-031 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need different brake pads?\u003c\/strong\u003e No. These rotors retain the factory caliper and pad shape—just choose your preferred compound for street or track use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these make noise like race rotors?\u003c\/strong\u003e No. Girodisc’s spring washer hardware prevents the rattle commonly found in floating rotors while maintaining proper float for thermal expansion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the rings replaceable?\u003c\/strong\u003e Yes. The design allows you to replace only the iron rings and reuse the aluminum hats, saving long-term cost.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use these for track days?\u003c\/strong\u003e Absolutely. They’re engineered to handle repeated heat cycles without warping or cracking when paired with proper pads and fluid.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche braking system with precision-engineered Girodisc rotors. Order today and experience improved stopping performance and reduced weight.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204390715611,"sku":"A1-031","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-155-girodisc-2pc-rear-brake-rotors-oem-steel","title":"A2-155 Girodisc Porsche 380mm Rear Rotors","description":"\u003ch1\u003eGirodisc Porsche 380mm Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\"\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your Porsche’s braking system with Girodisc’s 380mm rear iron rotors, engineered as a direct replacement for OEM carbon-ceramic discs. This setup offers superior heat capacity, consistent braking performance, and reduced replacement costs, all while maintaining OEM fitment and balance for high-performance driving.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-155 Rotor Vehicle Fitment\u003c\/h3\u003e\n\u003cp\u003ePorsche 911 Turbo \/ Turbo S (991.1 \u0026amp; 991.2)\u003cbr\u003ePorsche 911 GT3 (991.1 \u0026amp; 991.2)\u003cbr\u003ePorsche 911 GT3 RS (991 Series)\u003cbr\u003ePorsche 911 GT2 RS (991.2)\u003cbr\u003eCompatible with OEM carbon-ceramic brake systems and factory Brembo calipers.\u003c\/p\u003e\n\u003ch2\u003eDirect Replacement Iron Rotor System\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to the factory hubs and calipers—no modifications necessary. Each rotor features a CNC-machined 6061-T6 aluminum hat mated to Girodisc’s proprietary cast-iron friction ring. The floating two-piece design allows for expansion under heat without distortion, ensuring even pad wear and consistent pedal feel. Curved internal vanes act as centrifugal pumps, drawing cooling air through the disc for excellent thermal control.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-155 Rotor Features\u003c\/h3\u003e\n\u003cp\u003e• Direct replacement for OEM PCCB 380 mm rear rotors\u003cbr\u003e• Billet 6061-T6 aluminum hats with hard-anodized finish\u003cbr\u003e• Proprietary high-carbon cast-iron rings cast and machined in the USA\u003cbr\u003e• Floating mount system with 10 cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers eliminate rattle while allowing thermal float\u003cbr\u003e• Curved vane design improves airflow and heat dissipation\u003cbr\u003e• Fully rebuildable—replace only the iron rings when worn\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-155 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eCan these rotors replace the OEM PCCB carbon-ceramic discs?\u003c\/b\u003e Yes. The A2-155 rotors are a direct bolt-on replacement designed to fit factory hubs and calipers without adapters.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do iron rotors change braking feel?\u003c\/b\u003e They offer a firmer, more predictable pedal with better modulation and heat control during extended sessions, making them ideal for track use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they suitable for daily driving?\u003c\/b\u003e Absolutely. Despite their race-bred design, Girodisc rotors operate quietly and smoothly on the street while maintaining superb durability.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat maintenance advantages do these have over PCCB?\u003c\/b\u003e Iron rotors are rebuildable and far more affordable to service—simply replace the friction rings when worn rather than the entire assembly.\u003c\/p\u003e\n\u003cp\u003eEnhance your Porsche’s stopping power with Girodisc 380 mm rear rotors—engineered for the perfect balance of reliability, performance, and precision braking control.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204393533659,"sku":"A2-155","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-117-girodisc-2pc-front-brake-rotors-c6-corvette-z06","title":"A1-117 Girodisc 2pc Front Brake Rotors for C6 Corvette Z06","description":"\u003ch1\u003eCorvette C6 Z06, Grand Sport Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc 2-piece front rotor upgrade is the ultimate braking enhancement for the Corvette C6 Z06 and Grand Sport. Designed as a direct replacement for the heavy factory rotors, these precision-engineered discs bolt directly to your stock calipers—no modifications required. With each rotor weighing just 19.2 lbs compared to the 25.6 lb OEM units, this upgrade slashes rotational and unsprung mass for improved turn-in, sharper handling, and more responsive acceleration.\u003c\/p\u003e\n\u003cp\u003eEach Girodisc rotor features a 6061-T6 aircraft-grade aluminum hat mated to proprietary cast iron rings, both designed and machined in the USA. The internal curved vane design acts as a centrifugal air pump, continuously drawing cool air through the disc to dissipate heat. The result is exceptional fade resistance, consistent pedal feel, and the durability to withstand repeated high-speed stops without warping.\u003c\/p\u003e\n\u003ch2\u003eLightweight Performance, Track-Proven Reliability\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChevrolet Corvette C6 Z06\u003c\/li\u003e\n\u003cli\u003eChevrolet Corvette C6 Grand Sport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-117 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect OEM replacement:\u003c\/strong\u003e Works seamlessly with factory calipers and ABS, no modifications required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignificant weight savings:\u003c\/strong\u003e 19.2 lbs vs. 25.6 lbs OEM per rotor—less unsprung mass for better control and agility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced cooling design:\u003c\/strong\u003e Curved directional vanes pull air through the disc, reducing fade and heat soak.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount system:\u003c\/strong\u003e Precision steel drive pins allow axial and radial float, eliminating noise and maintaining pad alignment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eServiceable two-piece design:\u003c\/strong\u003e Replace only the iron rings for cost-effective maintenance over time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Designed, cast, and machined in-house to the highest motorsport standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-117 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors a direct fit for OEM calipers?\u003c\/strong\u003e Yes. Girodisc rotors bolt directly to the stock C6 Z06 or Grand Sport calipers with no modifications needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s the weight difference compared to factory rotors?\u003c\/strong\u003e Each Girodisc rotor saves approximately 6.4 lbs, improving acceleration and suspension response.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need new brake pads?\u003c\/strong\u003e No, these rotors are compatible with factory or aftermarket pads designed for the C6 Z06 and Grand Sport.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors track-ready?\u003c\/strong\u003e Absolutely. Girodisc rotors are engineered for demanding street and track use, offering superior heat management and fade resistance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow are they sold?\u003c\/strong\u003e Sold and priced per pair.\u003c\/p\u003e\n\u003cp\u003eTransform your Corvette’s braking performance with Girodisc 2-piece front rotors—lightweight, durable, and built to deliver the precision stopping power your Z06 or Grand Sport deserves.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204396089563,"sku":"A1-117","price":1050.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-096-girodisc-2pc-front-brake-rotors","title":"A1-096 Girodisc Corvette C5, C6 Z51 Front Rotors","description":"\u003ch1\u003eCorvette C5, C6 Z51 Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eTransform your Corvette’s braking performance with Girodisc 2-piece 340mm front rotors—precision-engineered for the C5 and C6 Z51 brake setup. Whether you’re replacing worn OEM rotors or converting your base model to the Z51 brake package, these lightweight, fully floating rotors provide stronger, more consistent braking with less unsprung weight and improved cooling efficiency.\u003c\/p\u003e\n\u003cp\u003eDesigned as a direct replacement for the OEM 340mm Z51 rotor (also known as the “J55” heavy-duty package), each Girodisc assembly weighs just 20.7 lbs per rotor—saving valuable rotational mass. The hats are machined from 6061-T6 aluminum and anodized for durability, while the cast-iron rotor rings feature Girodisc’s proprietary high-carbon alloy for superior thermal management and strength under repeated high-load stops.\u003c\/p\u003e\n\u003ch2\u003ePrecision Performance for Street and Track Corvettes\u003c\/h2\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCorvette C6 Z51 (340mm front rotors)\u003c\/li\u003e\n\u003cli\u003eCorvette C5 and C6 Base (with Z51 caliper bracket GM #88964166 or equivalent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-096 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect-fit upgrade:\u003c\/strong\u003e Bolts directly to OEM or Z51 caliper setup with optional bracket.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight 2-piece construction:\u003c\/strong\u003e Weighs only 20.7 lbs per rotor vs. heavier one-piece OEM rotors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProprietary high-carbon cast iron:\u003c\/strong\u003e Delivers exceptional strength, heat tolerance, and durability under track conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurved vane design:\u003c\/strong\u003e 48 internal vanes pull cooling air through the rotor for improved fade resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFloating mount system:\u003c\/strong\u003e Spring clips and Belleville washers allow controlled float for quiet, consistent braking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e All components machined, finished, and assembled in-house by Girodisc in Bellingham, WA.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter: 340mm\u003c\/li\u003e\n\u003cli\u003eThickness: 32mm (replace at 30mm minimum)\u003c\/li\u003e\n\u003cli\u003eWeight: 20.7 lbs per rotor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-096 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan these rotors be used on a C5 or base C6?\u003c\/strong\u003e Yes. You’ll need the Z51 front caliper bracket (GM #88964166) or equivalent to complete the conversion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors lighter than OEM?\u003c\/strong\u003e Yes. At just 20.7 lbs each, they reduce unsprung and rotational mass for quicker handling response.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre replacement rotor rings available?\u003c\/strong\u003e Yes. Replacement rings (part number D1-096) can be installed on the same hats when needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these work for both street and track?\u003c\/strong\u003e Absolutely. Girodisc rotors are engineered for quiet street use and high-performance track reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen should I replace the rings?\u003c\/strong\u003e Replace at or below 30mm thickness, or if any crack reaches the edge of the ring.\u003c\/p\u003e\n\u003cp\u003eStep up your Corvette’s braking performance with Girodisc 340mm front rotors—lightweight, durable, and engineered for precision on both street and circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204398416091,"sku":"A1-096","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-096-girodisc-2pc-rear-brake-rotors-c5-c6-corvette-z51","title":"A2-324 Girodisc Chevrolet Corvette C5\/C6 Z51 Rear Rotors","description":"\u003ch1\u003eA2-324 Girodisc Chevrolet Corvette C5\/C6 Z51 Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\"\u003e\u003c\/p\u003e\n\u003cp\u003eThese Girodisc 2-piece floating rear rotors are a direct replacement for the C6 Z51 \u003cem\u003e330mm\u003c\/em\u003e rear rotor (J55 “heavy-duty” package). Weighing just \u003cstrong\u003e12.4 lb per rotor\u003c\/strong\u003e, they shed unsprung weight and rotating mass for sharper suspension response and consistent stopping power.\u003c\/p\u003e\n\u003ch2\u003eRace-Bred Construction\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-carbon iron rings:\u003c\/strong\u003e Proprietary Girodisc metallurgy for stability under repeated heat cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e48 curved directional vanes:\u003c\/strong\u003e Internal pump action pulls cooling air through the rotor for superior heat rejection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6061-T6 aluminum hats:\u003c\/strong\u003e Black anodized for corrosion resistance and reduced mass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloating hardware:\u003c\/strong\u003e Cadmium-plated high-strength steel drive pins with Belleville washers \u0026amp; spring clips for quiet, street-friendly float.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebuildable design:\u003c\/strong\u003e Replace rings with \u003cstrong\u003eGirodisc D2-324\u003c\/strong\u003e when worn—reuse the hats and hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChevrolet Corvette C6 with Z51 (J55) rear brakes\u003c\/li\u003e\n\u003cli\u003eChevrolet Corvette C5 \u0026amp; C6 base (with Z51 rear caliper bracket GM #88964167 or equivalent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e A2-324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 330 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 26 mm (minimum 24 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 12.4 lb per rotor assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e 48 curved directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Part # (replacements):\u003c\/strong\u003e D2-324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment Note: \u003c\/strong\u003eThese C6 Z51 rotors can be used on C5 and C6 base cars with the Z51 rear caliper bracket (GM #88964167) or equivalent. The bracket works with the existing calipers and these rotors to complete the conversion to the Z51 brake package.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Upgrade to Girodisc?\u003c\/h2\u003e\n\u003cp\u003eCompared to one-piece OE rotors, Girodisc 2-piece assemblies reduce unsprung mass, improve cooling, and resist cracking\/warping under track heat. The floating mount maintains pad alignment and helps the rotor self-center between the pads for consistent pedal feel.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eReplace rings at or before the 24 mm minimum or if any crack reaches the edge of the ring.\u003c\/em\u003e\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204403069147,"sku":"A2-324","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d1-117-girodisc-front-replacement-rotor-rings-c6-corvette-z06","title":"D1-117 Girodisc Corvette C6 Z06, Grand Sport Front Replacement Rings","description":"\u003ch1\u003eD1-117 Girodisc Corvette C6 Z06, Grand Sport Front Replacement Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Girodisc D1-117 Corvette C6 Z06 Grand Sport Front Replacement Rings\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eRenew your Corvette’s braking performance with Girodisc D1-117 355mm front replacement rings. These rings are designed to bolt directly to existing Girodisc aluminum hats using the supplied floating hardware kit. Crafted from Girodisc’s proprietary high-carbon cast iron alloy, they deliver outstanding thermal management, consistent bite, and fade-free braking under extreme heat, making them the perfect upgrade for both track-day drivers and daily enthusiasts.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Chevrolet Corvette C6 Z06 (2006–2013)\u003cbr\u003e• Chevrolet Corvette C6 Grand Sport (2010–2013)\u003cbr\u003e\u003cbr\u003eNote: Designed exclusively for Girodisc 355mm two-piece front rotor systems. Not compatible with OEM one-piece or carbon-ceramic rotors.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with complete floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 355mm two-piece front rotors\u003cbr\u003e• CNC-machined from high-carbon cast iron for superior thermal control\u003cbr\u003e• Directional curved vanes optimize cooling and airflow during repeated hard stops\u003cbr\u003e• Maintains OEM brake balance, ABS, and traction control calibration\u003cbr\u003e• Precision-balanced for smooth, vibration-free braking\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 355 mm\u003cbr\u003e• Position: Front\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rotor rings and full hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D1-117 Corvette C6 Z06, Grand Sport Front Replacement Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eDo these fit OEM Corvette rotor hats?\u003c\/b\u003e No. The D1-117 rings are designed only for Girodisc aluminum hats and cannot mount to OEM one-piece or carbon-ceramic assemblies.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhich brake pads are best for these rotors?\u003c\/b\u003e For street performance, use Ferodo DS2500 or Hawk HPS 5.0. For track driving, Pagid RS29 or Hawk DTC-70 deliver excellent high-temperature stability and modulation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo I need to bed the rotors before track use?\u003c\/b\u003e Yes. Perform 8–10 medium-pressure stops from 60 mph to evenly transfer pad material to the rotor, then allow the brakes to cool before full use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors directional?\u003c\/b\u003e Yes. Each ring is marked for left and right installation. Proper orientation ensures correct airflow through the internal vanes for maximum cooling.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Corvette’s stopping power with Girodisc D1-117 355mm front replacement rings — engineered for precision, endurance, and race-proven heat control on street or track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204405297371,"sku":"D1-117","price":680.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"d1-096-girodisc-front-replacement-rotor-rings-c5-c6-corvette-z51","title":"D1-096 GiroDisc Corvette C5, C6 Z51 Front Replacement Rings","description":"\u003ch1\u003eD1-096 Girodisc Corvette C5, C6 Z51 Front Replacement Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"Girodisc D1-096 Corvette C5 C6 Z51 Front Replacement Rings\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eRefresh your Corvette’s braking performance with Girodisc D1-096 340mm front replacement rings. These precision-machined components are designed to bolt directly to existing Girodisc aluminum hats using the included floating hardware kit. Each rotor ring is crafted from Girodisc’s proprietary high-carbon cast iron, providing exceptional heat management, improved pedal consistency, and fade-free braking for both street and track use.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Chevrolet Corvette C5 (1997–2004)\u003cbr\u003e• Chevrolet Corvette C6 Z51 (2005–2013)\u003cbr\u003e• Chevrolet Corvette C6 Base (with Z51 brake package)\u003cbr\u003e\u003cbr\u003eNote: Designed exclusively for Girodisc 340mm two-piece front rotor systems. Not compatible with OEM one-piece or carbon-ceramic rotors.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with complete floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 340mm two-piece front rotors\u003cbr\u003e• CNC-machined from high-carbon cast iron for durability and heat resistance\u003cbr\u003e• Directional curved vanes maximize airflow and rotor cooling\u003cbr\u003e• Maintains OEM brake bias, ABS, and traction control calibration\u003cbr\u003e• Precision-balanced for smooth braking and reduced unsprung mass\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 340 mm\u003cbr\u003e• Position: Front\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rotor rings and complete hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D1-096 Corvette C5, C6 Z51 Front Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eCan these be installed with OEM Corvette hats?\u003c\/b\u003e No. The D1-096 rings are designed specifically for Girodisc aluminum hats and will not fit factory one-piece or carbon-ceramic rotors.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhich pad compounds are best for these rotors?\u003c\/b\u003e For street use, Ferodo DS2500 or Hawk HPS 5.0 provide quiet, consistent braking. For track days, use Pagid RS29 or Hawk DTC-60 for better thermal capacity and modulation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these rotors directional?\u003c\/b\u003e Yes. Each rotor is labeled for left or right installation, ensuring correct airflow through the curved internal vanes for optimal cooling.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat torque setting should I use for the hardware?\u003c\/b\u003e Torque each bolt to 12 ft-lbs (16 Nm) using blue Loctite. Recheck torque after the first heat cycle or track session.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Corvette’s braking confidence with Girodisc D1-096 340mm front replacement rings — engineered for heat control, durability, and precise modulation on the street or circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204407361755,"sku":"D1-096","price":630.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a1-006-girodisc-2pc-front-brake-rotors","title":"A1-006 Girodisc Dodge Viper (2003+) Front Rotors","description":"\u003ch1\u003eGirodisc Dodge Viper (2003+) Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the OEM front rotors on 2003 and newer Dodge Vipers equipped with the standard 355mm brake setup. Weighing only 18.4 lbs per rotor, these lightweight 2-piece floating assemblies significantly reduce unsprung and rotational mass, improving acceleration, steering response, and suspension dynamics. This upgrade maintains factory brake bias and ABS functionality while enhancing cooling and fade resistance for high-performance driving.\u003c\/p\u003e\n\u003ch2\u003ePrecision Engineering\u003c\/h2\u003e\n\u003cp\u003eThe rotor rings are machined from Girodisc’s proprietary high-carbon iron alloy, cast and processed entirely in-house in Bellingham, Washington. This advanced metallurgy ensures exceptional durability, thermal stability, and consistent braking under extreme conditions. Each rotor features 48 curved directional vanes designed to draw cooling air through the hub like a centrifugal pump, keeping temperatures stable even during heavy track use.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-006 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on replacement for OEM 355mm rotors – no modifications required\u003c\/li\u003e\n\u003cli\u003eTwo-piece floating design reduces unsprung and rotational mass\u003c\/li\u003e\n\u003cli\u003e6061-T6 aluminum hats anodized for long-term corrosion resistance\u003c\/li\u003e\n\u003cli\u003eHigh-carbon cast iron rotor rings machined to Girodisc specifications\u003c\/li\u003e\n\u003cli\u003e48 curved vanes improve heat dissipation and braking consistency\u003c\/li\u003e\n\u003cli\u003eCadmium-plated drive pins with Belleville washers for silent operation\u003c\/li\u003e\n\u003cli\u003eFully rebuildable – replace iron rings while retaining hats and hardware\u003c\/li\u003e\n\u003cli\u003eMade in the USA from domestically sourced materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDodge Viper (2003+)\u003c\/li\u003e\n\u003cli\u003eModels equipped with standard 355mm front brakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-006\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 355mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 18.4 lbs per rotor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Thickness:\u003c\/strong\u003e 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Type:\u003c\/strong\u003e Two-piece floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum (black anodized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Girodisc proprietary high-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e 48 curved directional vanes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Pins:\u003c\/strong\u003e High-strength steel alloy, cadmium-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs for Girodisc A1-006\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these fit directly on the 2003+ Dodge Viper?\u003c\/strong\u003e Yes. They are designed as a direct bolt-on replacement for the OEM 355mm front rotors—no additional modifications required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace just the rings?\u003c\/strong\u003e Yes. The Girodisc rotors are fully rebuildable. Replacement rings (part number GD355.32.52) are available separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they make noise during normal street use?\u003c\/strong\u003e No. Each rotor assembly uses Belleville washers and spring clips to eliminate rattles while maintaining proper float.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they suitable for track days?\u003c\/strong\u003e Absolutely. The Girodisc system offers superior cooling, reduced fade, and better heat management than OEM rotors, making it ideal for both street and competition use.\u003c\/p\u003e\n\u003cp\u003eEnhance your 2003+ Dodge Viper’s braking performance with Girodisc’s lightweight floating front rotors—precision-built for better cooling, faster response, and lasting durability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204411359451,"sku":"A1-006","price":1150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-023-girodisc-2pc-front-brake-rotors-mclaren-mp4-12c","title":"A1-023 Girodisc 2pc Brake Rotors | McLaren MP4-12C (Front)","description":"\u003ch1\u003eMcLaren 380mm Front Rotors, incl. spacers\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\"\u003e\u003c\/p\u003e\n\u003cp\u003eUnlock consistent, repeatable stopping power with Girodisc two-piece floating front rotors for McLaren models originally equipped with 370mm cast-iron front discs. This upgrade increases diameter to \u003cstrong\u003e380mm\u003c\/strong\u003e and includes the required caliper spacers for a true bolt-on installation. You keep factory brake bias and ABS while gaining cooling capacity, lighter rotating mass, and sharper pedal feel.\u003c\/p\u003e\n\u003ch2\u003eRace-Bred, Street-Refined\u003c\/h2\u003e\n\u003cp\u003eEach rotor pairs a U.S.-sourced 6061-T6 aluminum hat with Girodisc’s proprietary high-carbon cast-iron ring. Curved internal vanes act like a centrifugal pump to move cooling air through the disc under hard use. The fully floating mount system controls thermal growth, helping the rotor self-center between pads and maintain quiet street manners via anti-noise spring\/Belleville washers.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter upgrade:\u003c\/strong\u003e 370mm → \u003cstrong\u003e380mm\u003c\/strong\u003e for more torque leverage and thermal headroom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect fit:\u003c\/strong\u003e Includes caliper spacers; uses factory calipers and pad shape\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-piece floating design:\u003c\/strong\u003e Reduces unsprung\/rotational mass and improves consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurved directional vanes:\u003c\/strong\u003e Efficient internal airflow for superior heat management\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable:\u003c\/strong\u003e Replace rings later and reuse the hats to lower long-term cost\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium hardware:\u003c\/strong\u003e 12 cadmium-plated alloy steel drive pins with class 12.9 cap screws and hardened washers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Hats and rings machined in-house for precise fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eFor McLaren applications originally equipped with \u003cstrong\u003e370mm cast-iron front rotors\u003c\/strong\u003e (non-CCM). Examples include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMcLaren MP4-12C (iron brake package)\u003c\/li\u003e\n\u003cli\u003eMcLaren 650S (iron brake package)\u003c\/li\u003e\n\u003cli\u003eOther McLaren models using 370mm iron front rotors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote:\u003c\/em\u003e Not for factory carbon-ceramic (CCM) brake packages. If you’re unsure, send your VIN and a brake photo—we’ll verify fitment before you order.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(2) Pre-assembled 380mm two-piece floating front rotors (left\/right)\u003c\/li\u003e\n\u003cli\u003e(2) Caliper spacers sized for 380mm conversion\u003c\/li\u003e\n\u003cli\u003eMounting\/torque guidance and bedding procedure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-023 Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-023\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Diameter:\u003c\/strong\u003e 380mm (upgrade from 370mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Two-piece, fully floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum (anodized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Material:\u003c\/strong\u003e High-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVanes:\u003c\/strong\u003e Curved, directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e 12 drive pins, class 12.9 fasteners, spring\/Belleville washers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Bedding\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClean hub faces thoroughly; remove rust and debris.\u003c\/li\u003e\n\u003cli\u003eInstall rotors and supplied caliper spacers; torque fasteners to spec.\u003c\/li\u003e\n\u003cli\u003eBed pads: several medium stops 60→10 mph, then a few hard stops 80→20 mph. Drive to cool with minimal braking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGirodisc A1-023 FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need different pads?\u003c\/strong\u003e No—these retain the factory caliper and pad shape. Choose a compound appropriate for street or track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they rattle?\u003c\/strong\u003e The floating hardware uses anti-noise spring\/Belleville washers to maintain quiet operation while allowing thermal float.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre replacement rings available?\u003c\/strong\u003e Yes. When the rings reach minimum thickness or crack to an edge, replace the rings and reuse the hats\/hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStreet and track use?\u003c\/strong\u003e Absolutely. Pair with quality pads and high-temp fluid for track days; they’re refined enough for daily use.\u003c\/p\u003e\n\u003cp\u003eStep up to Girodisc 380mm rotors for cooler temps, stronger bite, and repeatable braking—without changing your calipers.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204417421531,"sku":"A1-023","price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-023-girodisc-2pc-rear-brake-rotors-mclaren-mp4-12c","title":"A2-023 Girodisc McLaren 350mm Rear Rotors","description":"\u003ch1\u003eGirodisc McLaren 350mm Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eEnhance your McLaren’s braking precision with Girodisc 350mm two-piece rear rotors. Built as a direct OEM replacement for cars originally equipped with cast iron rotors, these lightweight, high-performance assemblies improve cooling, reduce unsprung weight, and deliver superior pedal feel without altering factory brake balance or ABS function.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eCompatible with McLaren models originally equipped with 350mm cast iron rear rotors\u003cbr\u003eDirect OEM replacement – no modifications required\u003cbr\u003eRetains factory brake bias and electronic controls\u003c\/p\u003e\n\u003ch2\u003eLightweight Performance, Track-Proven Strength\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the factory one-piece rotors with a fully floating two-piece assembly engineered for superior heat management and durability. The rotor hats are machined from 6061-T6 aircraft-grade aluminum, while the friction rings are cast from Girodisc’s proprietary iron alloy—poured, machined, and balanced in-house in the USA. The curved vane internal structure acts as a centrifugal pump, efficiently channeling air to cool the braking surfaces during aggressive driving or track sessions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct bolt-on replacement for OEM 350mm rear rotors\u003cbr\u003e• 6061-T6 billet aluminum hats, CNC machined and anodized in the USA\u003cbr\u003e• Proprietary cast-iron friction rings for maximum heat resistance\u003cbr\u003e• Floating mount system with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers control rattle and allow thermal expansion\u003cbr\u003e• Curved vane design improves cooling airflow and fade resistance\u003cbr\u003e• Lightweight construction reduces unsprung and rotational mass\u003cbr\u003e• Fully rebuildable – replace friction rings when needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-023 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eWill these rotors fit McLaren models equipped with carbon ceramics?\u003c\/b\u003e No. The A2-023 kit is designed for vehicles originally equipped with cast iron rotors. Carbon ceramic conversions require a different Girodisc setup.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do these rotors improve performance?\u003c\/b\u003e The two-piece design lowers unsprung weight, improves heat dissipation, and maintains consistent braking under heavy use, all while retaining OEM brake bias and control.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo the curved vanes make a difference?\u003c\/b\u003e Yes. The vane system acts as a centrifugal air pump, significantly improving airflow and cooling efficiency for reduced fade during extended high-temperature braking.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they noisy or prone to rattle?\u003c\/b\u003e No. Girodisc’s anti-noise spring washer system prevents rattle while allowing the rotor to expand freely under heat, ensuring smooth and quiet operation.\u003c\/p\u003e\n\u003cp\u003eTake your McLaren’s braking to the next level with Girodisc 350mm rear rotors—precision-engineered for lighter weight, superior cooling, and track-proven reliability.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204419453147,"sku":"A2-023","price":1300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-008-girodisc-2pc-front-brake-rotors","title":"A1-008 Girodisc Mitsubishi Evo 6–9 Front Rotors","description":"\u003ch1\u003eGirodisc Mitsubishi Evo 6–9 Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Girodisc system is a direct replacement for the factory rotors on Mitsubishi Evolution 6, 7, 8, and 9 models. No modifications are required—the discs bolt directly to the car and work with the OEM calipers perfectly. By upgrading to lightweight, high-performance rotors rather than a full big brake kit, your factory brake bias and ABS efficiency remain intact. The Girodisc front rotors weigh approximately 18.2 lbs each compared to the 22 lbs stock rotors, reducing rotational and unsprung weight for sharper suspension response and quicker acceleration.\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance Construction\u003c\/h2\u003e\n\u003cp\u003eThe hat section of each rotor is precision-machined from U.S.-sourced 6061-T6 aircraft-grade aluminum for exceptional strength and reduced weight. The rotor rings are cast from Girodisc’s proprietary high-carbon iron alloy, poured and machined entirely in-house in the USA. The curved vane internal design functions like a centrifugal pump, forcing cooling air through the rotor to maximize thermal efficiency during demanding track sessions.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-008 Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit replacement—no modifications required\u003c\/li\u003e\n\u003cli\u003eLightweight two-piece floating rotor design\u003c\/li\u003e\n\u003cli\u003eReduces unsprung and rotational mass for faster suspension response\u003c\/li\u003e\n\u003cli\u003e6061-T6 aluminum hat with proprietary high-carbon iron rotor rings\u003c\/li\u003e\n\u003cli\u003eCurved vane internal design improves cooling and heat dissipation\u003c\/li\u003e\n\u003cli\u003eFloating mount system prevents warping and pad knockback\u003c\/li\u003e\n\u003cli\u003eCadmium-plated drive pins resist corrosion and extend service life\u003c\/li\u003e\n\u003cli\u003eAnti-noise spring washers eliminate rattles while maintaining float\u003c\/li\u003e\n\u003cli\u003eFully rebuildable—replace rings as needed and reuse the hats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMitsubishi Lancer Evolution VI (1999–2001)\u003c\/li\u003e\n\u003cli\u003eMitsubishi Lancer Evolution VII (2001–2003)\u003c\/li\u003e\n\u003cli\u003eMitsubishi Lancer Evolution VIII (2003–2005)\u003c\/li\u003e\n\u003cli\u003eMitsubishi Lancer Evolution IX (2005–2007)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e A1-008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 18.2 lbs (each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Type:\u003c\/strong\u003e Two-piece floating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHat Material:\u003c\/strong\u003e 6061-T6 aluminum (anodized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc Material:\u003c\/strong\u003e Girodisc proprietary high-carbon cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e Curved, directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Pins:\u003c\/strong\u003e 10 high-strength alloy steel, cadmium-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Class 12.9 cap screws with hardened washers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold\/Price:\u003c\/strong\u003e Per pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs for Girodisc A1-008\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo these rotors fit directly?\u003c\/strong\u003e Yes. The Girodisc system is a bolt-on replacement for the OEM rotors—no additional modifications or adapters required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they work with OEM calipers and pads?\u003c\/strong\u003e Absolutely. They are designed to be fully compatible with factory brake components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace just the rings?\u003c\/strong\u003e Yes. Girodisc rotors are fully rebuildable—simply replace the iron rings when worn while reusing the aluminum hats and hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these suitable for track use?\u003c\/strong\u003e Yes. The Girodisc Evo 6–9 rotors are engineered for demanding motorsport applications, offering superior cooling and resistance to warping under heat.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Mitsubishi Evo 6–9 with Girodisc’s precision-engineered floating rotors—built for exceptional cooling, reduced mass, and maximum braking performance on street or track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204421746907,"sku":"A1-008","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-008-girodisc-2pc-rear-brake-rotors","title":"A2-008 Girodisc Mitsubishi Evo 6–9 Rear Rotors","description":"\u003ch1\u003eGirodisc Mitsubishi Evo 6–9 Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eTransform the braking response of your Mitsubishi Evolution with Girodisc lightweight two-piece rear rotors. Designed for Evo VI through Evo IX models, these precision-engineered rotors reduce unsprung weight, improve heat management, and deliver sharper pedal feel while maintaining factory brake balance and ABS function.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Mitsubishi Lancer Evolution VI (1999–2001)\u003cbr\u003e• Mitsubishi Lancer Evolution VII (2001–2003)\u003cbr\u003e• Mitsubishi Lancer Evolution VIII (2003–2005)\u003cbr\u003e• Mitsubishi Lancer Evolution IX (2006–2007)\u003cbr\u003e\u003cbr\u003eDirect OEM replacement – bolts to factory hubs and calipers with no major modifications required. Note: Minor pad modification may be required for proper clearance (see below).\u003c\/p\u003e\n\u003ch2\u003eRace-Proven Design with Everyday Reliability\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the OEM one-piece rotors with a fully floating two-piece design that improves cooling efficiency and reduces rotational mass. Each rotor hat is CNC-machined from U.S.-sourced 6061-T6 aircraft-grade aluminum and hard-anodized for strength and corrosion protection. The proprietary cast-iron rings are poured and machined in-house at Girodisc’s U.S. facility, using a curved vane design to draw air through the disc for superior heat dissipation under high-performance conditions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct-fit upgrade for Mitsubishi Evo 6, 7, 8, and 9 rear brakes\u003cbr\u003e• Lightweight two-piece floating construction\u003cbr\u003e• CNC-machined 6061-T6 aluminum hats with hard-anodized finish\u003cbr\u003e• Proprietary cast-iron friction rings poured and machined in the USA\u003cbr\u003e• Curved vane design promotes airflow and reduces fade\u003cbr\u003e• Cadmium-plated drive pins resist corrosion and fatigue\u003cbr\u003e• Anti-noise spring washers allow controlled thermal expansion\u003cbr\u003e• Retains OEM parking brake functionality\u003cbr\u003e• Reduced unsprung and rotational weight (approx. 2.5 lbs lighter per rotor)\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eInstallation Note\u003c\/h3\u003e\n\u003cp\u003eThe OEM pads and some aftermarket brake pads require minor modification before installation to accommodate the Girodisc hardware and retain the factory parking brake. This involves lightly grinding the pad backing plate to match the arc of the pad material. Girodisc includes full instructions, and pads purchased directly from Girodisc are pre-modified for a plug-and-play fit.\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-008 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eDo these fit directly on Evo 6–9 models?\u003c\/b\u003e Yes. The Girodisc A2-008 rotors are designed specifically for these generations of the Mitsubishi Evolution and bolt directly to the OEM hub and calipers.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy do the pads need modification?\u003c\/b\u003e The Girodisc floating design uses additional hardware that slightly changes the clearance between the caliper and rotor. Grinding the backing plate ensures proper fit while keeping the parking brake fully functional.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do these compare to OEM rotors?\u003c\/b\u003e Girodisc rotors weigh less, run cooler, and can be rebuilt by replacing only the iron rings—offering long-term savings and improved braking performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these suitable for track use?\u003c\/b\u003e Absolutely. The floating two-piece construction and advanced cooling design make them ideal for aggressive street driving and track events.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Evo’s rear braking system with Girodisc rotors for reduced weight, enhanced thermal control, and race-inspired precision built to handle your most demanding driving.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204423352539,"sku":"A2-008","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a1-047-girodisc-2pc-front-brake-rotors","title":"A1-047 Girodisc Mitsubishi Evo X Front Rotors","description":"\u003ch1\u003eMitsubishi Evo X Front Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/GiroDisk_Final_Hero.jpg?v=1759180504\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your Evo X braking system with Girodisc’s two-piece floating front rotors—precision-built to outperform factory discs while maintaining perfect OEM fitment. Designed to reduce unsprung and rotational mass, these rotors improve acceleration, suspension response, and braking consistency under high-performance conditions.\u003c\/p\u003e\n\u003ch2\u003eEngineered for Lightweight Strength\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system bolts directly to your OEM calipers with no modifications required. Each rotor features a U.S.-sourced 6061-T6 aluminum hat mated to a proprietary cast iron disc, machined and assembled in-house for exceptional quality. The curved vane design promotes efficient cooling, keeping temperatures stable during repeated hard stops—perfect for both street and track use.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e• 2008–2015 Mitsubishi Lancer Evolution X (All trims with Brembo front calipers)\u003c\/p\u003e\n\u003ch3\u003eGirodisc A1-047 Features\u003c\/h3\u003e\n\u003cp\u003e• Direct bolt-on replacement for OEM rotors\u003cbr\u003e• Two-piece floating design for reduced weight and improved cooling\u003cbr\u003e• 6061-T6 aluminum hats made in the USA\u003cbr\u003e• Proprietary cast iron with curved internal vanes\u003cbr\u003e• Floating mount system with anti-noise spring washers\u003cbr\u003e• Enhanced response, braking stability, and durability\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eMitsubishi Evo X Front Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these compatible with the factory Brembo calipers?\u003c\/strong\u003e Yes, they are a direct replacement for the OEM rotors and work perfectly with factory Brembos.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these reduce brake fade?\u003c\/strong\u003e Absolutely. The curved vane design and floating mount system improve heat dissipation and reduce fade during hard use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre replacement rings available?\u003c\/strong\u003e Yes, you can replace just the iron rings and reuse the aluminum hats to save money over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rotors street-friendly?\u003c\/strong\u003e Yes, Girodisc rotors are designed to perform quietly and smoothly both on the street and track.\u003c\/p\u003e\n\u003cp\u003eEnhance your Evo X’s braking confidence with Girodisc—engineered for precision, performance, and reliability under every driving condition.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204425711835,"sku":"A1-047","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"a2-047-girodisc-2pc-rear-brake-rotors","title":"A2-047 Girodisc Mitsubishi Evo X Rear Rotors","description":"\u003ch1\u003eGirodisc Mitsubishi Evo X Rear Rotors\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eEnhance the braking performance of your Evo X with Girodisc’s lightweight two-piece rear rotors. Designed to bolt directly to your factory calipers, these precision-engineered rotors reduce unsprung mass, improve cooling, and deliver consistent stopping power for both spirited street driving and aggressive track use.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003eMitsubishi Lancer Evolution X (2008–2015)\u003cbr\u003eDirect OEM replacement – no modifications required\u003cbr\u003eCompatible with factory calipers and hardware\u003c\/p\u003e\n\u003ch2\u003ePrecision Engineering, Race-Proven Performance\u003c\/h2\u003e\n\u003cp\u003eThe Girodisc system replaces the factory cast rotor with a fully rebuildable two-piece floating assembly. Each rotor features a CNC-machined 6061-T6 aluminum hat and Girodisc’s proprietary cast-iron friction ring, both manufactured in the USA. The curved internal vane design acts as a centrifugal pump to draw air through the rotor, keeping temperatures stable under heavy braking. This design maintains factory ABS function and brake bias while improving overall responsiveness and rotor longevity.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• Direct OEM replacement – bolts to factory hubs\u003cbr\u003e• 6061-T6 billet aluminum hats, machined and anodized in the USA\u003cbr\u003e• Proprietary cast-iron friction rings with racing-grade metallurgy\u003cbr\u003e• Floating mount design with cadmium-plated steel drive pins\u003cbr\u003e• Anti-noise spring washers allow expansion and prevent rattle\u003cbr\u003e• Curved internal vanes maximize airflow and heat dissipation\u003cbr\u003e• Reduces unsprung and rotational mass for better handling\u003cbr\u003e• Maintains OEM brake balance and ABS calibration\u003cbr\u003e• Fully rebuildable – replace only rotor rings when needed\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch3\u003eGirodisc A2-047 Rear Rotor FAQs:\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAre these a direct fit for the Evo X?\u003c\/b\u003e Yes. They bolt directly to the OEM hubs and work perfectly with factory calipers—no modifications or adapters required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat’s the advantage of Girodisc rotors?\u003c\/b\u003e They’re lighter than OEM rotors, improving suspension response and heat control for more consistent braking performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre they suitable for track use?\u003c\/b\u003e Absolutely. Girodisc rotors are engineered for high-temperature endurance, making them ideal for performance driving and competitive use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDo I need special pad \u003c\/b\u003e\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204427448539,"sku":"A2-047","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"},{"product_id":"d2-008-girodisc-rear-replacement-rotor-rings","title":"D2-008 Girodisc Mitsubishi Evo VI–IX Rear Replacement Rings","description":"\u003ch1\u003eGirodisc Mitsubishi Evo 6–9 Rear Rings\u003c\/h1\u003e\n\u003cp\u003eBring your Mitsubishi Evolution’s braking system back to life with Girodisc D2-008 300mm rear replacement rings. These precision-engineered rings are designed as direct replacements for Girodisc two-piece rotors, allowing you to replace only the wear surface while reusing your existing Girodisc aluminum hats. Perfect for high-performance street and track builds, they deliver consistent braking force and superior cooling compared to factory rotors.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Mitsubishi Lancer Evolution VI (1999–2001, rear)\u003cbr\u003e• Mitsubishi Lancer Evolution VII (2001–2003, rear)\u003cbr\u003e• Mitsubishi Lancer Evolution VIII (2003–2005, rear)\u003cbr\u003e• Mitsubishi Lancer Evolution IX (2006–2007, rear)\u003cbr\u003e\u003cbr\u003eNote: Designed exclusively for Girodisc 300mm two-piece rear rotor systems. Not compatible with OEM one-piece rotors or carbon-ceramic brake setups.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair and includes full floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 300mm two-piece rear rotors\u003cbr\u003e• CNC-machined from proprietary high-carbon cast iron\u003cbr\u003e• Directional curved vanes improve cooling and fade resistance\u003cbr\u003e• Maintains OEM brake bias and ABS calibration\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats – not compatible with OEM or other brands\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 300mm\u003cbr\u003e• Position: Rear\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rings and new hardware kit\u003cbr\u003e• Sold\/priced per pair\u003c\/p\u003e\n\u003ch2\u003eGirodisc D2-008 Mitsubishi Evo 6–9 Rear Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eAre these compatible with factory Brembo calipers?\u003c\/b\u003e Yes. The D2-008 rings retain OEM fitment and clearances for Evo VI–IX models with Brembo brake systems.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan I mix these with stock front rotors?\u003c\/b\u003e It’s possible, but for optimal balance and cooling, Girodisc recommends upgrading all four corners for matched heat capacity and bias.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow do these compare to OEM Evo rotors?\u003c\/b\u003e Girodisc rotors are lighter, run cooler, and offer greater resistance to cracking or warping under repeated track use.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat maintenance do they require?\u003c\/b\u003e Inspect after every track event; replace rings when they reach minimum thickness or show excessive heat checking.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Mitsubishi Evo’s braking performance with Girodisc D2-008 300mm rear replacement rings — engineered for durability, cooling, and consistent pedal feel on both road and track.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204431053019,"sku":"D2-008","price":630.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"d2-047-girodisc-rear-replacement-rotor-rings","title":"D2-047 Girodisc Mitsubishi Evo X Rear Replacement Rings","description":"\u003ch1\u003eGirodisc Mitsubishi Evo X Rear Rings\u003c\/h1\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc_rear_hero_image.png?v=1760631535\"\u003e\u003c\/p\u003e\n\u003cp\u003eRestore precision braking on your Mitsubishi Evo X with Girodisc D2-047 330mm rear replacement rings. Designed as direct-fit replacements for Girodisc two-piece rotors, these rings bolt to your existing aluminum hats using the included floating hardware kit. Refresh the wear surface without replacing the entire assembly, keeping your Evo’s braking system light, responsive, and track-ready.\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eCompatible with:\u003cbr\u003e• Mitsubishi Lancer Evolution X (2008–2015, rear)\u003cbr\u003e\u003cbr\u003eNote: For vehicles equipped with Girodisc 330 mm two-piece rear rotor systems. Not compatible with OEM or carbon-ceramic rotors.\u003c\/p\u003e\n\u003ch2\u003eGirodisc D2-047 Features\u003c\/h2\u003e\n\u003cp\u003e• Sold as a left\/right pair with full floating hardware kit\u003cbr\u003e• Direct replacements for Girodisc 330 mm two-piece rear rotors\u003cbr\u003e• CNC-machined from proprietary high-carbon cast iron for heat stability\u003cbr\u003e• Directional curved vanes enhance airflow and reduce fade\u003cbr\u003e• Maintains factory brake bias and ABS calibration\u003cbr\u003e• Designed exclusively for Girodisc aluminum hats – not compatible with OEM or other brands\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003e• Diameter: 330 mm\u003cbr\u003e• Position: Rear\u003cbr\u003e• Material: High-carbon cast iron\u003cbr\u003e• Mount type: Floating two-piece system\u003cbr\u003e• Includes: Two rings and new hardware kit\u003cbr\u003e• Sold\/priced per pair\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eGirodisc D2-047 Evo X Rear Replacement Ring FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eDo these fit the stock Evo X rotors?\u003c\/b\u003e No. These are engineered for Girodisc two-piece rotor hats and won’t fit factory one-piece rotors.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAre these compatible with OEM Brembo calipers?\u003c\/b\u003e Yes. They are a direct fit with the factory Brembo calipers when used with Girodisc hats.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan I use aggressive track pads with these rings?\u003c\/b\u003e Absolutely. The high-carbon alloy resists cracking and heat distortion under demanding race or time-attack conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow much weight do these save over OEM rotors?\u003c\/b\u003e The two-piece Girodisc system typically saves 4–6 lbs per corner, reducing unsprung mass and improving suspension response.\u003c\/p\u003e\n\u003cp\u003eUpgrade your Mitsubishi Evo X with Girodisc D2-047 330 mm rear replacement rings — precision-built for fade-free performance, lighter weight, and superior thermal control on both street and circuit.\u003c\/p\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204432756955,"sku":"D2-047","price":630.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Replacement-Rings-MAIN.jpg?v=1759861272"},{"product_id":"a2-083-girodisc-2pc-rear-brake-rotors","title":"A2-083 Girodisc 2pc Rear Brake Rotors","description":"\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003e\u003cstrong\u003eFITS:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size: small;\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif;\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif;\"\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif;\"\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif;\"\u003eNISSAN GTR (2012+)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eCompetition Motorsport is an Authorized dealer for GiroDisc products and we are one of the largest stocking dealers in the country.  We ship most products same or next business day to ensure we meet your delivery deadline.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe GiroDisc system is an upgrade to a 2-piece steel rotor and aluminum hat combination and is a direct replacement for the OEM brake disc.  The 2-piece floating disc will bolt directly to the car and work with OEM calipers perfectly.  By upgrading your brakes with these lightweight high-performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency.  The Giro Disc rotors are lighter than OEM pieces.  The reduction in rotational and unsprung weight (8 lbs per corner) allows for quicker acceleration and suspension response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eWhen used with Pagid performance brake pads, and either Torque RT700 or Prospeed RS683 hi temp fluid (all  available from CompetitionMotorsport.com), you have an amazing solution to overheating and warping rotors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe central hat section of the disc is made from 6061-T6 aircraft specification aluminum.  The disc is manufactured from cast iron which is constructed in the USA and is made to the same specification with the same material used by professional racing organizations.  The rotors curved vane design was developed in racing and acts as a centrifugal pump to force cooling air through the disc.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe rotor and hat mount together through a floating mount system which utilizes 8-10 high strength alloy steel drive pins manufactured by GiroDisc in the USA to our own specifications and are cadmium plated for corrosion resistance.  The alloy drive pins transfer the load from the brake action while maintaining the axial and radial float between the disc rotor and hat.  The pins are secured by grade 12 cap screws with hardened washers and mounted with anti-noise spring washers to allow for heat expansion while eliminating the rattle and noise associated with floating rotors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: medium;\"\u003eThe 2-piece GiroDisc design allows for rotor only replacement as well to minimize future replacement costs and deliver outstanding performance and cooling.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan style=\"font-family: arial, helvetica, sans-serif; font-size: small;\"\u003eSold\/Priced per pair.\u003c\/span\u003e\u003c\/div\u003e","brand":"GiroDisc Racing Brakes \u0026 Technologies","offers":[{"title":"Default Title","offer_id":43204436525275,"sku":"A2-083","price":1300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/9242\/8763\/files\/Girodisc-Iron-rotors-with-new-curved-grooves-slots.jpg?v=1761164123"}],"url":"https:\/\/competitionmotorsport.com\/collections\/girodisc-rotors.oembed?page=19","provider":"Competition Motorsport","version":"1.0","type":"link"}