The R1 Concepts drilled rear-left brake rotor for 1986–1991 Mazda RX-7 is a black-finish replacement rotor designed to restore rear braking function for that axle and year span. Its drilled face supports venting and heat dissipation to help maintain consistent stopping under repeated demands. Confirm rear-left fitment for 1986–1991 RX-7 models when specifying this rotor.

R1 86-91 Mazda RX-7 Rear Left Drilled Black Brake Rotor