BMW 428I XDRIVE GRAN COUPE 1 piston front calipers; 312mm Front Rotors; 300mm Rear Rotors. BMW 428I XDRIVE 1 piston front calipers; 312mm Front Rotors; Convertible; Coupe. BMW 428I GRAN COUPE 1 piston front calipers; 312mm Front Rotors; 300mm Rear Rotors.
