The R1 Concepts drilled black brake rotor for the rear left of 2013–2019 Cadillac XTS applications provides a fitment-specific replacement matching the vehicle's rear-left position. Presented as a direct-fit option, the rotor has a drilled face and black finish intended to restore the braking component's appearance and function for the listed XTS model years.

R1 13-19 Cadillac XTS Rear Left Drilled Black Brake Rotor