The R1 Concepts slotted brake rotor for 1971–1974 BMW 3.0CS front-left applications is a black-finished direct-fit replacement intended to restore the left front braking surface on those classic BMWs. This slotted rotor is specified for the front-left position and aligns with the original mounting pattern; verify the model year and side to ensure proper fitment before installation.
R1 71-74 BMW 3.0CS Front Left Slotted Black Brake Rotor