The Alcon rear race kit for BMW F8X models supplies 4-piston calipers paired with 355x28mm rotors, finished anodized and intended for competition or high-performance street use on the F8X platform. It offers a direct-replacement rear package with the rotor dimensions and piston arrangement specified for enhanced braking demand on these BMW models.
Alcon BMW F8X 4 Piston 355x28mm Rear Race Kit - Anodized