The R1 Concepts slotted brake rotor is a front-left, black slotted rotor for 1984–1991 BMW 318i applications. The slotted surface helps evacuate pad debris and gases, supporting a steadier pedal feel and aiding heat management during repeated stops. Supplied for the front-left position, it is a practical replacement option for routine maintenance or restoration of the listed BMW models' braking components.
R1 84-91 BMW 318i Front Left Slotted Black Brake Rotor