The R1 Concepts slotted brake rotor for 2021 Ford Mustang (front left) is a black replacement rotor that renews the braking surface on the specified wheel. Supplied for the explicit application, this slotted rotor is intended as a service replacement to help clear pad residue and moisture and restore predictable pad contact and stopping performance when replacing a worn or damaged factory rotor.
R1 21-21 Ford Mustang Front Left Slotted Black Brake Rotor