The R1 Concepts slotted brake rotor for 1987–1992 BMW 735i is a rear-left replacement finished in black. Listed as the vehicle-specific rear-left rotor, it carries the slotted profile described in the source. This copy clarifies that the part is intended as the rear-left slotted option for BMW 735i models produced from 1987–1992, helping buyers confirm fitment.
R1 87-92 BMW 735i Rear Left Slotted Black Brake Rotor