The R1 Concepts drilled and slotted black brake rotor for 2021–2022 Chevrolet Colorado (rear left) is listed with the drilled-and-slotted face and black finish shown in the description. It explicitly names the rear-left position for those model years, providing shoppers a clear vehicle-specific reference when selecting a replacement rotor for the rear-left wheel on the stated Colorado models.
R1 21-22 Chevrolet Colorado Rear Left Drilled & Slotted Black Brake Rotor