The R1 Concepts slotted black brake rotor for 2012–2020 BMW 328i RWD is specified for the rear left wheel position. The description explicitly lists the model years, drive type, and wheel location and indicates a slotted rotor with a black finish for that application. Confirm fitment to your vehicle’s year and drivetrain before installation.
R1 12-20 BMW 328i RWD Rear Left Slotted Black Brake Rotor