The R1 Concepts drilled-and-slotted black brake rotor for 1989–1991 Audi 100 rear left applications is a position-specific replacement rotor with a drilled and slotted face to help manage heat and clear pad debris. Finished in black, it’s intended for buyers replacing a worn rear-left rotor on the listed Audi 100 model years and provides a like-for-like replacement for that wheel position.
R1 89-91 Audi 100 Rear Left Drilled & Slotted Black Brake Rotor