A2-282 Girodisc BMW G8X M2, M3, M4 370mm Rear Rotors 1 "a"

$1,350.00

A2-282 Girodisc BMW G8X M2, M3, M4 370mm Rear Rotors

$1,350.00

A2-282 Girodisc 370mm Rear Rotors

Availability: In stock and ready to ship.    Price: $810.00

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

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.

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