2023-2026+ Mercedes-AMG S63 (W223/V223) Carbon Ceramic Brake Rotors X3 which the S8's front brakes

which the S8's front brakes are on both the 400mm and 420mm setups

A carbon-ceramic front disc is significantly lighter than the factory 350mm iron rotor

and wear pattern are different

Fitment is limited to the M40i with the 348mm front / 345mm rear factory rotor sizes listed here

2023-2026+ Mercedes-AMG S63 (W223/V223) Carbon Ceramic Brake Rotors X3 which the S8's front brakesReal Customer Builds & Reviews View All Will This Fit My Car? Direct Replacement CCB Discs (Retain Factory Calipers) for the 2023 2026+ Mercedes AMG S63 (W223 V223). Factory rotor specifications and the smallest wheel that clears each trim: Trim Front Rotor (Factory) Rear Rotor (Factory) Min. Wheel Size S63 400mm, 420mm (CCB) 380mm 21" Keep Your Factory Calipers? Keep them if the front calipers are fixed 4 piston or more the rear axle qualifies