The R1 Concepts drilled black brake rotor is a rear-left replacement for 2004–2013 Mazda 3 models. It is described with a drilled braking surface and black finish, intended as a vehicle-specific rear-left rotor replacement to restore the braking surface and maintain the described appearance. The fitment and position are drawn from the product description for those Mazda 3 years.
R1 04-13 Mazda 3 Rear Left Drilled Black Brake Rotor