The R1 Concepts drilled brake rotor is a black, drilled replacement rotor for 1979–1991 Mercury Colony Park, intended for the front left position. It serves as the brake disc that works with pads to slow the vehicle and is supplied in the drilled configuration described. Verify year and side to ensure you order the correct front-left rotor.

R1 79-91 Mercury Colony Park Front Left Drilled Black Brake Rotor