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The R1 Concepts slotted brake rotor for 2020-2022 Cadillac CT4 (rear left) is a black-finish replacement meant for the rear-left position. The slotted face helps clear pad deposits and surface moisture to maintain consistent pad contact. Supplied as a single rear-left rotor, it replaces worn hardware to help restore predictable braking performance.
R1 20-22 Cadillac CT4 Rear Left Slotted Black Brake Rotor
