The R1 Concepts drilled black rear-left brake rotor for 2019–2020 Cadillac CT6 applications. This drilled rotor is finished in black and specified for the rear left position on the listed CT6 years. It’s intended as the rear-left replacement rotor for brake maintenance on the specified Cadillac CT6 models, restoring the rotor surface and matching the side orientation required.

R1 19-20 Cadillac CT6 Rear Left Drilled Black Brake Rotor