The R1 Concepts slotted front-left brake rotor for 1977–1980 Mazda GLC is a vehicle-specific replacement finished in black. It provides a slotted braking surface for the left front position on those GLC model years. Intended as a like-for-like replacement, this rotor allows owners to renew a worn left-front rotor and retain the slotted rotor appearance required for these applications.
R1 77-80 Mazda GLC Front Left Slotted Black Brake Rotor