The R1 Concepts drilled black brake rotor for 2021 Ford Mustang front left is a drilled, black-finished replacement specified for that single model year and position. Designed to match the fitment for the front left wheel, it is intended to replace a worn or damaged rotor and restore the correct rotor mounting and finished appearance for the vehicle.

R1 21-21 Ford Mustang Front Left Drilled Black Brake Rotor