4pc Front and Rear Disc Rotors Kit. 2x Rear Disc Brake Rotors:R-31387. 2x Front Disc Brake Rotors:R-800001. Models with 12.60 in (320mm) Front and 12.13 in (308mm) Rear Rotor . Our Products are manufactured in ISO 9000 / 9001 / 9002 certified facilities.
