The R1 Concepts drilled-and-slotted black brake rotor for 1979–1981 Buick Regal (front left) is a replacement rotor with a drilled-and-slotted braking face and black finish. Offered for front left fitment on those Regal years, it restores the braking surface during routine service and maintains visual consistency; verify year and left-side compatibility before ordering.
R1 79-81 Buick Regal Front Left Drilled & Slotted Black Brake Rotor