2006-2008 Audi RS4 / S4 (B7) Carbon Ceramic Brake Rotors X3 On a car the weight

On a car the weight of the Ghost

We addressed it two ways: the low-metallic resin-composite pad and the disc's ceramic coating are both optimized for cold starts

and it reuses your factory rear calipers — including the electronic parking brake function they carry

It's a direct replacement that reuses your factory Brembo calipers

which is where owners see the sticker shock

2006-2008 Audi RS4 / S4 (B7) Carbon Ceramic Brake Rotors X3 On a car the weightReal Customer Builds & Reviews View All Will This Fit My Car? Direct Replacement CCB Discs (Retain Factory Calipers) for the 2006 2008 Audi RS4 S4 (B7). Factory rotor specifications and the smallest wheel that clears each trim: Trim Front Rotor (Factory) Rear Rotor (Factory) Min. Wheel Size RS4 365mm, 380mm (CCB) 324mm 19" S4 345mm 300mm 18" Keep Your Factory Calipers? The rule is simple: front factory calipers must be 4 piston or more; the rear has