The R1 Concepts drilled-and-slotted black brake rotor for 2019–2020 Cadillac CT6 (rear left) is offered as a replacement rotor to address worn or damaged rear hardware. The drilled and slotted surface and black finish are specified for this rear-left application; verify the CT6 model years and side when ordering so the rotor aligns with the stated vehicle fitment and rear mounting position.
R1 19-20 Cadillac CT6 Rear Left Drilled & Slotted Black Brake Rotor