This R1 Concepts drilled black brake rotor is specified for the 2021 Ford Mustang front right position. Offered as a drilled, black-finished replacement, it matches the fitment requirements for that model year and side. Install it when replacing the factory front right rotor to return the braking assembly to correct fit and surface condition.

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