The R1 Concepts drilled black brake rotor for 2017–2021 Tesla Model 3 is a rear-left replacement rotor finished in black with a drilled friction surface. It is offered as a single unit to restore the rear-left braking surface and maintain correct wheel fit. This rotor is meant for owners performing targeted rear-left service or part-specific replacement; confirm the Model 3 year range and rear-left fitment when ordering.
R1 17-21 Tesla Model 3 Rear Left Drilled Black Brake Rotor