2023-2026+ Mercedes-AMG S63 (W223/V223) Carbon Ceramic Brake Rotors X3 A carbon-ceramic front disc is

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

which sharpens turn-in and ride quality

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

so your factory electronic parking brake keeps working

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 A carbon-ceramic front disc isReal 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