The R1 Concepts drilled black rear-left brake rotor for 2020–2022 Cadillac CT4 applications. This drilled rotor is finished in black and specified for the rear left position on the listed CT4 years. It provides the correctly sided rotor when performing rear-left brake maintenance on the stated Cadillac CT4 models, restoring the braking surface to the vehicle-matched specification.

R1 20-22 Cadillac CT4 Rear Left Drilled Black Brake Rotor