The R1 Concepts drilled-and-slotted black brake rotor for the rear left wheel of the Cadillac ATS (2016–2024) is a vehicle-specific brake disc featuring drilled and slotted surfaces and a black finish. It operates as the rotating friction surface for the rear left brake assembly and is offered to shoppers who require the ATS fitment and prefer the drilled-and-slotted rotor style.
R1 16-24 Cadillac ATS Rear Left Drilled & Slotted Black Brake Rotor