The R1 Concepts Geo-Carbon drilled-and-slotted brake rotor is a front-left replacement for 1984–1991 BMW 325 applications. It combines a Geo-Carbon rotor surface with drilled and slotted machining to match the listed axle and model years. This rotor is intended as a like-for-like replacement for the specified years and position on the vehicle.
R1 84-91 BMW 325 Front Left Drilled & Slotted Geo-Carbon Rotor