Girodisc Rotors

Girodisc Dodge Viper TA Rear Rotors The Girodisc A2-270 Rear Rotor Kit is a lightweight, performance-engineered brake upgrade for the Dodge Viper TA. Designed to replace the factory rotors directly with no modifications, these 2-piece, fully floating assemblies deliver improved cooling, reduced unsprung weight, and increased responsiveness under hard braking. Lightweight 2-Piece Construction Each Girodisc assembly combines a CNC-machined 6061-T6 aluminum hat with a proprietary high-carbon cast iron rotor ring. The 2-piece floating configuration significantly reduces rotating mass and unsprung weight, resulting in better suspension response, sharper handling, and faster acceleration. These rotors provide superior heat dissipation and a firmer, more consistent brake pedal feel on both street and track. Race-Proven Floating Mount System Girodisc’s advanced floating mount system connects the rotor ring and hat using precision-engineered, cadmium-plated steel drive pins. These pins are secured with grade 12.9 cap screws and hardened washers, allowing the rotors to expand and contract under heat while maintaining axial and radial float. Anti-noise spring washers prevent rattle and ensure quiet operation for street driving. Vehicle Fitment Dodge Viper TA (Time Attack) Compatible with OEM calipers and pads Direct bolt-on installation — no modifications required Technical Specifications CMS Number: A2-270 Position: Rear Design: 2-piece floating rotor Material: Proprietary cast iron rotor with 6061-T6 aluminum hat Vane Design: Curved internal vanes for enhanced cooling Hardware: Cadmium-plated drive pins, class 12.9 screws, anti-noise washers Rebuildable: Yes — replaceable iron rings, reusable aluminum hats Sold/Price: Per pair FAQs for Girodisc A2-270 Are these rotors a direct replacement for my OEM setup? Yes, the Girodisc A2-270 rotors are a direct bolt-on replacement for the factory Viper TA rotors and work perfectly with OEM calipers. What advantages do Girodisc rotors offer? They provide superior cooling, reduced weight, and improved pedal consistency for both track and street driving. Can I replace the rings later? Yes, Girodisc rotors are fully rebuildable—simply replace the iron rotor rings when worn and reuse the aluminum hats. Do these rotors make noise? No. The anti-noise spring washers eliminate rattling while maintaining the benefits of a fully floating rotor system. Upgrade your Dodge Viper TA with Girodisc A2-270 Rear Rotors to experience track-proven braking performance, reduced weight, and long-term serviceability—all proudly engineered and manufactured in the USA.

Girodisc Chevrolet Camaro SS (6th Gen) Rear Rotors The Girodisc A2-271 Rear Rotors are a precision-engineered, direct replacement for the OEM discs on the sixth-generation Chevrolet Camaro SS. Designed to enhance braking performance, reduce weight, and improve cooling, these 2-piece floating rotors deliver track-ready reliability and street-friendly refinement—all while retaining factory fitment and ABS function. Lightweight Construction & Improved Cooling By upgrading to Girodisc’s two-piece rotor design, you eliminate unnecessary rotational mass. The lightweight 6061-T6 aluminum hat significantly reduces unsprung weight, improving suspension response and acceleration. The cast-iron outer rings are produced from Girodisc’s proprietary high-carbon alloy, featuring curved internal vanes that act as a centrifugal pump to draw cooling air through the rotor—perfect for high-performance driving and track sessions. Race-Grade Floating Mount System The rotors utilize a fully floating mount system that connects the rotor ring to the hat via 10 high-strength alloy steel drive pins. Each pin is cadmium-plated for corrosion resistance and secured with class 12.9 cap screws and hardened washers. Girodisc incorporates anti-noise spring washers to allow thermal expansion while maintaining a rattle-free, quiet operation suitable for both street and track use. Vehicle Fitment Chevrolet Camaro SS (6th Generation, 2016+) Compatible with factory rear calipers No modifications required — direct bolt-on replacement Technical Specifications CMS Number: A2-271 Position: Rear Design: 2-piece floating rotor Material: High-carbon cast iron ring with 6061-T6 aluminum hat Vane Design: Curved directional vanes Hardware: Cadmium-plated steel drive pins, class 12.9 cap screws Rebuildable: Yes — replace the rotor rings, reuse the hats Sold/Price: Per pair FAQs for the Girodisc A2-271 Are these rotors a direct fit? Yes, the Girodisc A2-271 rear rotors are a direct bolt-on replacement using the OEM calipers and hardware—no modifications needed. Do they improve braking performance? Absolutely. The reduced rotational mass improves throttle response and suspension compliance, while the curved vanes enhance cooling and fade resistance. Are they noisy? No. The floating hardware design uses anti-noise spring washers to eliminate rattle and vibration during street driving. Are these rotors rebuildable? Yes. The rotor rings can be replaced independently, allowing cost-effective rebuilds and extended service life. Upgrade your Chevrolet Camaro SS (6th Gen) with Girodisc’s lightweight, performance-engineered rear rotors for improved stopping power, cooling efficiency, and long-term value.

A2-272 Girodisc Porsche 992 GT3, 718 GT4 RS Rear Rotors Direct‑replacement 2‑piece rear rotors for the 992 GT3/GT3RS and 718 GT4 RS. Bolt‑on fit with factory calipers and pads; floating design controls heat and mass for consistent performance. A2-272 Girodisc Porsche Rear Rotor Vehicle Fitment Porsche 992 GT3/GT3RS – Rear (OEM iron brake cars) Porsche 718 Cayman GT4 RS – Rear Design & Cooling High‑carbon iron rings with curved vanes improve airflow and heat capacity. 6061‑T6 aluminum hats are reusable; spring‑preloaded hardware manages thermal growth while minimizing noise. A2-272 Girodisc Porsche Rear Rotor Features Direct OE replacement; no modifications required 2‑piece floating construction Reusable hats; ring‑only service Sold/priced per pair

Girodisc Ferrari Portofino / Roma Rear Iron Rotor Conversion The Girodisc A2-278 Rear Iron Rotor Conversion is engineered to replace the factory rear rotors on Ferrari Portofino and Roma models, offering a robust, high-performance iron alternative built for track use and aggressive street driving. This system integrates seamlessly with the OEM brake setup while providing enhanced durability, cooling, and serviceability. Design & Engineering Each rotor merges a 6061-T6 aluminum hat with a proprietary high-carbon cast iron ring, produced and polished in-house. This 2-piece floating configuration allows thermal expansion without distortion. The rotor’s 48 curved vanes act as an internal centrifugal pump, pulling air inward from the hub to cool the disc efficiently under repeated demands. The floating mount system uses cadmium-plated steel drive pins in concert with Belleville washers and spring clips to maintain pad alignment, prevent rattle, and allow precise rotational movement. This ensures quiet operation during street use while retaining full racing capability. Vehicle Fitment Ferrari Portofino (non-CCM models) Ferrari Roma (excluding carbon ceramic brake variants) Technical Specifications Part Number: A2-278 Position: Rear Material: High-carbon cast iron rotor ring with aluminum hat Vane Count: 48 curved directional vanes Hardware: Cadmium-plated steel drive pins, Belleville washers, spring clips Rebuildable: Replace rotor rings while reusing hats and hardware Sold/Price: Per pair Advantages Improved thermal capacity over OEM cast rotors Reduced replacement cost compared to carbon ceramic systems Floating design maintains brake consistency and pad centering Quiet operation with no rattle in street use Precision-engineered and manufactured in the USA FAQs for Girodisc A2-278 Does this require modifications? No. It’s a direct fit replacement for non-CCM Portofino and Roma rears. Is this suitable for track use? Yes. The conversion is designed to handle elevated heat and repeated high-load braking cycles. Can I replace only the iron rings? Yes. Replacement rotor rings are available for long-term maintenance without replacing the aluminum hats. Upgrade your Ferrari Portofino or Roma with Girodisc’s rear iron rotor conversion—premium cooling, lower operating cost, and consistent brake performance.

Girodisc BMW G8X M2, M3, M4 Rear Rotors Girodisc A2-282 2-piece rear rotors are a direct bolt-on for G87 M2, G80/G81 M3, and G82/G83 M4 without carbon ceramic brakes. Floating construction reduces unsprung/rotational mass and improves heat management while preserving OE parking brake and ABS. Vehicle Fitment BMW G87 M2 (non-CCB) – Rear BMW G80/G81 M3 (non-CCB) – Rear BMW G82/G83 M4 (non-CCB) – Rear Curved-Vane Cooling, Street-Friendly Float High-carbon rings with 48 curved vanes act as a centrifugal pump to pull air through the disc. Reusable 6061-T6 hats and spring-preloaded hardware control thermal growth and minimize rattle. Features Direct OE replacement for 370 mm rear rotors (non-CCB) 2-piece floating design reduces unsprung weight High-carbon iron rings; reusable aluminum hats 48 curved vanes for effective cooling Cadmium-plated high-strength drive pins; Belleville washers Manufactured and assembled in Bellingham, WA Sold/priced per pair Girodisc A2-282 FAQs Minimum service thickness? Replace rear rings at 22 mm or sooner if a crack reaches the edge. Parking brake compatibility? Fully compatible; hat offset maintains OE parking brake operation. Which rings match later? D2-282 rear replacement rings. Any coding or extra parts? No — this is a bolt-on rotor upgrade with OE calipers. Related Products D2-282 Girodisc BMW G8X 370mm Rear Replacement Rings A1-282 Girodisc BMW G8X M2, M3, M4 380mm Front Rotors D1-282 Girodisc BMW G8X 380mm Front Replacement Rings

Girodisc Ferrari 488 Challenge Evo Rear Iron Rotor Conversion The Girodisc A2-285 Rear Iron Rotor Conversion is designed as a direct replacement upgrade for the Ferrari 488 Challenge Evo, delivering exceptional braking performance and improved longevity over the OEM carbon ceramic setup. This precision-engineered 2-piece iron rotor system provides the durability, heat tolerance, and serviceability demanded by professional teams and track-day enthusiasts alike. High-Performance Engineering Each rotor assembly combines a lightweight 6061-T6 aluminum hat with a high-carbon cast iron ring developed exclusively by Girodisc. This configuration maintains the original brake balance while drastically reducing consumable costs associated with replacing factory carbon rotors. The result is a reliable, high-performing rotor that performs consistently under extreme racing temperatures. Advanced Cooling and Floating Design The 48 curved directional vanes inside the rotor act as a centrifugal pump, drawing air through the hub to maximize cooling efficiency and prevent heat-related distortion. Girodisc’s signature floating mount system uses cadmium-plated steel drive pins, secured by class 12.9 cap screws and Belleville washers. This allows the iron ring to expand freely with temperature changes while eliminating rattle and noise. Vehicle Fitment Ferrari 488 Challenge Evo (all model years) Designed as a direct rear iron rotor replacement Technical Specifications Part Number: A2-285 Position: Rear Material: High-carbon cast iron rotor ring with 6061-T6 aluminum hat Vane Design: 48 curved directional vanes Hardware: Cadmium-plated high-strength steel drive pins with anti-noise spring washers Rebuildable Design: Rings replaceable when worn (use Girodisc replacement ring set) Sold/Price: Per pair  Girodisc A2-285 FAQs Is this a direct replacement for OEM rotors? Yes. The Girodisc system bolts directly to the Ferrari 488 Challenge Evo with no modifications required. Can these be used on both street and track? They’re primarily engineered for track and competition use, but they maintain quiet operation suitable for street-driven cars as well. Are the rings replaceable? Absolutely. Girodisc rotors feature a fully rebuildable design—only the iron rings need replacement when worn. Why convert to iron rotors? Iron rotors offer consistent performance, lower consumable costs, and greater thermal stability under repeated heavy braking, ideal for endurance or sprint racing. Upgrade your Ferrari 488 Challenge Evo with Girodisc’s world-class rear iron rotor conversion—trusted by professional racing teams for its precision, performance, and serviceability.

A2-302 Girodisc Lamborghini Huracán STO Rear Iron Rotor Conversion These Girodisc A2-302 2-piece rotors directly replace the factory carbon-ceramic rears on the Huracán STO. They retain the OEM calipers; pad shape is unchanged, but use an iron-appropriate compound. Vehicle Fitment 2021+ Lamborghini Huracán STO (rear, CCB-equipped) Curved-Vane Cooling High-carbon iron rings with 48 curved vanes act as a centrifugal pump to move cooling air through the disc. Spring-preloaded hardware allows thermal growth without rattle. Girodisc A2-302 Features Direct CCB-to-iron conversion; OEM calipers retained 2-piece floating construction reduces unsprung/rotational mass Reusable 6061-T6 aluminum hats; cadmium-plated pins Manufactured and assembled in Bellingham, WA Sold/priced per pair  FAQs Which pads do I need? Same rear pad shape as OEM, but choose an iron-rotor compound. Minimum thickness? Replace rear rings at 26 mm or sooner if a crack reaches the edge. Any changes to parking brake? No — dimensions maintain OEM parking brake function. Related Products D2-302 Girodisc Lamborghini Huracán STO Rear Replacement Rings A1-302 Girodisc Lamborghini Huracán STO Front Iron Rotor Conversion D1-302 Girodisc Lamborghini Huracán STO Front Replacement Rings

Girodisc Cadillac CT4-V Blackwing Rear Rotors These Girodisc A2-318 2-piece rear rotors are a direct bolt-on for the CT4-V Blackwing, preserving parking brake function and ABS while reducing rotating mass and improving heat rejection compared to 1-piece rotors. A2-318 Vehicle Fitment Cadillac CT4-V Blackwing – Rear Efficient Cooling & Quiet Operation High-carbon iron rings with curved vanes act as a centrifugal pump to move air through the disc. Reusable 6061-T6 hats and spring-preloaded floating hardware allow thermal expansion without the rattle typical of loose floating setups. Features Direct OE replacement; no modifications required 2-piece floating construction reduces unsprung/rotational mass Curved vane internal geometry for airflow and cooling Reusable aluminum hats; cadmium-plated high-strength pins Manufactured and assembled in Bellingham, WA Sold/priced per pair A2-318 Girodisc Cadillac CT4-V Blackwing Rear Rotors FAQs Minimum service thickness? Girodisc recommends replacing rear rings at 26 mm or sooner if a crack reaches the ring edge. Are dust shields or parking brake affected? No — dimensions maintain OE parking brake function and shield clearances. Will these change brake balance? No — they retain OEM geometry and bias. Which rear rings match? Use D2-318 rear replacement rings. Related Products A1-318 Girodisc Cadillac CT4-V Blackwing Front Rotors D1-066 Girodisc 380×34 Front Replacement Rings D2-318 Girodisc Cadillac CT4-V Blackwing Rear Replacement Rings

Girodisc BMW G8X M3, M4 Rear Iron Rotor Conversion These Girodisc A2-322 2-piece rotors convert the rear 380 mm CCB setup on G8X M3/M4 to high-carbon iron while retaining the OEM CCB calipers. No permanent mods — swap rotors and run the factory iron pad shape for the rear calipers. Vehicle Fitment BMW G80/G81 M3 with CCB – Rear BMW G82/G83 M4 with CCB – Rear Built for Heat, Quiet on the Street High-carbon iron rings with curved vanes act as a centrifugal pump to move air through the disc for consistent temperatures. Spring-preloaded floating hardware allows thermal growth without the rattle of loose float systems. Features Direct CCB-to-iron conversion; no coding required 2-piece floating construction reduces unsprung/rotational mass Curved-vane rings for efficient cooling Reusable aluminum hats; cadmium-plated pins Manufactured and assembled in Bellingham, WA Sold/priced per pair Girodisc A2-322 FAQs Which pads do I need? Use the factory iron rear pad shape for the G8X CCB calipers. Parking brake compatibility? Fully compatible; the hat offset maintains OE parking brake operation. Rear rotor size with this kit? 380 mm, matching the CCB system diameter. Minimum service thickness? Replace rear rings at 26 mm or sooner if a crack reaches the ring edge. Related Products D2-322 Girodisc BMW G8X Iron Conversion Rear Replacement Rings A1-322 Girodisc BMW G8X M3, M4 Front Iron Rotor Conversion D1-220 Girodisc BMW F8X/G8X 400mm Front Replacement Rings

A2-324 Girodisc Chevrolet Corvette C5/C6 Z51 Rear Rotors These Girodisc 2-piece floating rear rotors are a direct replacement for the C6 Z51 330mm rear rotor (J55 “heavy-duty” package). Weighing just 12.4 lb per rotor, they shed unsprung weight and rotating mass for sharper suspension response and consistent stopping power. Race-Bred Construction High-carbon iron rings: Proprietary Girodisc metallurgy for stability under repeated heat cycles. 48 curved directional vanes: Internal pump action pulls cooling air through the rotor for superior heat rejection. 6061-T6 aluminum hats: Black anodized for corrosion resistance and reduced mass. Floating hardware: Cadmium-plated high-strength steel drive pins with Belleville washers & spring clips for quiet, street-friendly float. Rebuildable design: Replace rings with Girodisc D2-324 when worn—reuse the hats and hardware. Vehicle Fitment Chevrolet Corvette C6 with Z51 (J55) rear brakes Chevrolet Corvette C5 & C6 base (with Z51 rear caliper bracket GM #88964167 or equivalent) Technical Specifications SKU: A2-324 Position: Rear Diameter: 330 mm Thickness: 26 mm (minimum 24 mm) Weight: 12.4 lb per rotor assembly Vane Design: 48 curved directional Ring Part # (replacements): D2-324 Sold/Price: Per pair Fitment Note: These 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. Why Upgrade to Girodisc? Compared 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. Replace rings at or before the 24 mm minimum or if any crack reaches the edge of the ring.

Girodisc Nissan Skyline GT-R (R32 V-Spec, R33, R34) Rear Rotors These Girodisc 2-piece rotors are a direct replacement for the Nissan R32 V-Spec, R33, and R34 Skyline GT-R rear brakes. Fitment note: these rotors require the backing plates on the rear pads to be trimmed flush to the pad material. Please contact us if you have any questions or if you would like to buy pre-trimmed pads. Vehicle Fitment • Nissan Skyline GT-R R32 V-Spec (Rear)• Nissan Skyline GT-R R33 (All models – Rear)• Nissan Skyline GT-R R34 (All models – Rear) Lightweight, Race-Ready Rotor Assemblies Weighing in at 15.8 lbs per rotor, these fully floating assemblies help shed unsprung weight and rotating mass from the rear axle. The rotor rings are machined from a proprietary high-carbon iron casting formulated to Girodisc’s specifications for durability and performance. The 48 curved vanes act as a centrifugal pump, pulling air in through the hub to effectively cool the rotors under hard use. The 2-piece design allows the aluminum hat to be reused with replacement rings (part number D2-357) when needed. Features • 2-piece floating rotor assemblies reduce unsprung weight• Proprietary high-carbon iron rings for superior heat capacity• 48 curved vanes for maximum airflow and cooling• Reusable 6061-T6 aluminum hats with black anodized finish• High-strength cadmium-plated steel drive pins• Fully manufactured and assembled in Bellingham, WA• Diameter: 300mm | Thickness: 22mm | Weight: 15.8 lbs per rotor• Minimum replacement thickness: 20mm Girodisc Nissan Skyline GT-R (R32 V-Spec, R33, R34) Rear Rotors FAQs: Do these rotors fit all R32 GT-Rs? These fit R32 V-Spec models only. They also fit all R33 and R34 GT-R models. Standard R32 GT-Rs require different rear rotors. Do I need to modify my brake pads? Yes, the backing plates on the rear pads must be trimmed flush to the pad material. We can supply pre-trimmed pads if needed. Can the hats be reused? Yes, the hats are designed to be reused with replacement rings (D2-357), making future maintenance more cost-effective. When should I replace the rings? Replace them when thickness reaches 20mm or if cracks extend to the edge of the ring. Related Products Girodisc D2-357 Replacement Rear Rotor Rings – Nissan Skyline GT-R (R32 V-Spec, R33, R34) Girodisc  D1-357 Replacement Front Rotor Rings – Nissan Skyline GT-R (R32 V-Spec, R33, R34) Girodisc A1-357 Front Rotors – Nissan Skyline GT-R (R32 V-Spec, R33, R34)

Girodisc 2-Piece Rear Brake Rotors for Lotus Emira A2-388 Vehicle fitment • 2022+ Lotus Emira (rear axle) Note: Confirm rotor diameter, hat spacing, and caliper clearance on the specific vehicle before purchase. Upgrade the rear braking performance of your Lotus Emira with the Girodisc A2-388 2-piece rotor assembly. Engineered for both street and track use, these rotors help reduce unsprung mass and maintain the factory parking brake function while boosting thermal control under heavy braking. Precision engineered for performance The rotor rings are machined from a proprietary high-carbon iron casting designed by Girodisc. With 48 curved internal cooling vanes, the rotor acts like a centrifugal pump to pull air in through the hub, enhancing cooling even under aggressive use. The 2-piece design reuses the aluminum hat so you can replace just the rings (part number D2-388) when they wear. A2-388 Features • Direct replacement for OEM rear rotors on Lotus Emira• 350 mm diameter × 32 mm thickness• Proprietary high-carbon iron rotor rings• 48 curved-vane internal cooling design• 6061-T6 aluminum hats, black anodized finish• Fully floating design with drive pins, Belleville washers, and spring clips• Manufactured in-house in Bellingham, WA using domestic materials• Replaceable rings available separately (D2-388)• Service limit: minimum thickness 30 mm; replace if cracks reach ring edge Service & Maintenance • Replace rotor rings (D2-388) when thickness ≤ 30 mm or if cracks reach the edge.• Retain and reuse the Girodisc hats, pins, and hardware during ring replacement.• Always torque fasteners to manufacturer spec and follow proper bedding procedures. Frequently Asked Questions Does this retain the factory parking brake? Yes — the design preserves parking brake function. Can I only replace rotor rings, not hats? Yes. The hat is reusable; the replacement rings are sold separately as D2-388. Are these street-friendly? Yes. The floating design is engineered to operate quietly for street use while providing race-level performance. When should I replace the rotor rings? When thickness reaches 30 mm or when cracks approach the ring’s edge. Related Products Girodisc A1-388 Front Rotors – Lotus Emira Girodisc D1-388 Replacement Front Rotor Rings Lotus Emira Rear Caliper Rebuild Kit Lotus Emira Rear  D2-388  Replacement Rings Lotus Emira Front Caliper Rebuild Kit  Enhance your Lotus Emira’s rear braking stability, reduce fade, and maintain performance with Girodisc A2-388 rear rotors.

D1-001 Girodisc Ferrari 360, F430 Front or Rear Replacement Rings Maintain 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. Vehicle Fitment Compatible with:• Ferrari 360 Modena / Spider (1999–2005)• Ferrari 360 Challenge Stradale (2003–2004)• Ferrari F430 / F430 Spider (2005–2009)Note: Designed exclusively for Girodisc 2-piece front or rear rotors. Not compatible with OEM or carbon-ceramic systems. Features • Direct replacements for Girodisc two-piece front or rear rotors• Sold as a matched left/right pair with complete floating hardware kit• High-carbon alloy offers superior heat control and crack resistance• Directional curved vanes maximize airflow and cooling• Maintains factory brake bias and ABS function• Machined and precision-balanced in the USA• Sold/priced per pair Specifications • Diameter: 330 mm (application dependent)• Position: Front or Rear• Material: High-carbon cast iron• Mount Type: Floating two-piece system• Includes: Two rotor rings and hardware kit• Sold/priced per pair Girodisc D1-001 Ferrari 360 / F430 Front or Rear Replacement Ring FAQs Can these fit OEM Ferrari hats? No. These are designed only for Girodisc aluminum hats used in the Girodisc two-piece system. Are these rotors suitable for both front and rear positions? Yes. The D1-001 rings can be used in either position when paired with the correct Girodisc hat assemblies. How do they compare to OEM Ferrari rotors? Girodisc rotors offer better heat management, reduced unsprung weight, and lower replacement costs compared to factory cast or CCM rotors. Which pads should I use with these? 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. Preserve 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.

D1-003 Girodisc Ferrari 456M, 550, 575M Front Replacement Rings Restore the exceptional braking performance of your front-engine V12 Ferrari with Girodisc D1-003 330mm front replacement rings. These precision-engineered rotors are direct replacements for Girodisc’s two-piece systems and mount to your existing aluminum hats using the included floating hardware kit. Each ring is crafted from Girodisc’s proprietary high-carbon cast iron, providing excellent heat capacity, fade resistance, and smooth braking modulation. Vehicle Fitment Compatible with:• Ferrari 456M GT / GTA (1998–2003)• Ferrari 550 Maranello (1996–2001)• Ferrari 575M Maranello / Superamerica (2002–2006)Note: Designed exclusively for Girodisc 330mm two-piece front rotor systems. Not compatible with OEM one-piece or carbon-ceramic rotors. Features • Sold as a left/right pair with complete floating hardware kit• Direct replacements for Girodisc 330mm two-piece front rotors• High-carbon iron alloy ensures strength, cooling, and consistent friction• Directional curved vanes improve airflow and reduce heat buildup• Maintains OEM brake bias and ABS calibration• Precision-balanced for smooth operation and pedal feel• Designed exclusively for Girodisc aluminum hats Specifications • Diameter: 330 mm• Position: Front• Material: High-carbon cast iron• Mount type: Floating two-piece system• Includes: Two rotor rings and hardware kit• Sold/priced per pair Girodisc D1-003 Ferrari 456M, 550, 575M Front Replacement Ring FAQs Can these be used with OEM Ferrari rotor hats? No. These are designed only for Girodisc aluminum hats and will not fit factory one-piece or carbon-ceramic rotors. Do these rotors reduce brake fade compared to OEM? Yes. The two-piece floating design and internal vane structure enhance cooling and consistency under repeated braking. Which pads pair best with these rotors? For road use, Ferodo DS2500 or Hawk HPS 5.0 are ideal. For track performance, Pagid RS29 or Carbotech XP10 pads provide excellent bite and fade control. What torque specification should be used for the hardware? Torque each fastener to 12 ft-lbs (16 Nm) using blue Loctite. Recheck torque after one full heat cycle to confirm proper float and security. Enhance your Ferrari’s braking system with Girodisc D1-003 330mm front replacement rings — precision-built for balance, durability, and fade-free performance across every drive.

D1-011 Girodisc Ford SN95 Mustang Front Replacement Rings Upgrade your braking system with Girodisc D1-011 front replacement rings for the Ford SN95 Mustang. Designed as direct replacements for Girodisc two-piece rotor assemblies, these high-performance rings bolt directly to your existing aluminum hats using the included floating hardware kit. Each rotor is machined from a proprietary high-carbon iron alloy, providing superior heat management, fade resistance, and consistent pedal feel for both street and track use. Vehicle Fitment Compatible with:• Ford Mustang GT (1994–2004)• Ford Mustang Cobra (1994–2004, including SVT models)• Ford Mustang Bullitt (2001)Note: These rings are designed exclusively for Girodisc 2-piece front rotors. They will not fit OEM or other aftermarket one-piece designs. Features • Direct replacements for Girodisc SN95 Mustang 2-piece front rotors• Sold as a left/right pair with complete floating hardware kit• High-carbon cast iron for exceptional heat dissipation• Directional curved vanes improve airflow and cooling• Precision-balanced for smooth operation and reduced vibration• Designed and manufactured in the USA• Sold/priced per pair Specifications • Diameter: 330 mm (application dependent)• Position: Front• Material: High-carbon cast iron• Mount Type: Floating two-piece system• Includes: Two rotor rings and hardware kit• Sold/priced per pair Girodisc D1-011 Ford SN95 Mustang Front Ring FAQs Do these rotors fit OEM Mustang brake systems? No. They’re designed specifically for use with Girodisc aluminum hats from the SN95 two-piece rotor conversion kit. What are the benefits of Girodisc over stock rotors? Girodisc rotors offer better cooling, reduced fade, and longer service life due to their floating two-piece design and high-carbon material composition. Can I use these for track days? Absolutely. The curved vane design and floating construction make them ideal for aggressive driving, HPDE, or light competition use. What pads work best with these rings? For dual-use driving, Ferodo DS2500 or Hawk HPS 5.0 pads are excellent. For track-only setups, Pagid RS29 or Carbotech XP10 pads deliver optimal bite and temperature control. Enhance your Mustang’s braking performance with Girodisc D1-011 front replacement rings — engineered for precision, reliability, and performance worthy of Ford’s iconic pony car lineage.

D1-021 Girodisc Ferrari 246, 308 BBK Front Replacement Rings Restore confident braking in your classic Ferrari with Girodisc D1-021 front replacement rings, designed specifically for Ferrari 246 and 308 models equipped with Girodisc big brake kits (BBK). These rings replace worn components while retaining your existing aluminum hats, providing a cost-effective refresh without compromising performance or authenticity. Vehicle Fitment Compatible with:• Ferrari 246 Dino (all models)• Ferrari 308 GTB / GTS / GT4 (1975–1985)Note: Designed for use with Girodisc 2-piece BBK front rotors only. Not compatible with OEM or other aftermarket hat assemblies. Features • Direct replacements for Girodisc BBK front rotors• Sold as a left/right pair with complete hardware kit• High-carbon iron rings for exceptional thermal stability• Directional curved vanes for improved airflow and cooling• Maintains OEM brake bias and pedal modulation• Precision-machined in the USA and balanced for vibration-free operation Specifications • Diameter: 310–330 mm (application dependent)• Position: Front• Material: High-carbon cast iron• Mount Type: Floating two-piece system• Includes: Two rotor rings and hardware kit• Sold/priced per pair Girodisc D1-021 Ferrari 246 / 308 BBK Front Replacement Ring FAQs Will these fit OEM Ferrari rotors? No. These are designed exclusively for Girodisc BBK two-piece systems using Girodisc aluminum hats. Do these improve braking performance? Yes — the high-carbon alloy improves heat cycling and resistance to fade, while the curved vane design enhances cooling efficiency. What pad compounds work best with these rotors? For street use, Ferodo DS2500 or Hawk HPS 5.0 pads are ideal. For track applications, Pagid RS29 or Carbotech XP10 provide excellent stopping power and durability. When should I replace the rings again? Measure rotor thickness at every pad change. Replace when at minimum spec or if excessive heat cracking or scoring is visible. Refresh the stopping performance of your Ferrari 246 or 308 with Girodisc D1-021 front replacement rings — precision-machined, track-proven, and engineered for classic Ferrari brake balance and feel.