The R1 Concepts slotted brake rotor for 2017–2020 Audi RS3 (rear left) is a black, slotted replacement rotor intended to refresh the rear-left braking surface on that application. It provides the correct vehicle-specific rotor for the listed model years and position, restoring the contact surface used by the brake pads. Replace following recommended service procedures for safe braking operation.
R1 17-20 Audi RS3 Rear Left Slotted Black Brake Rotor