The R1 Concepts drilled brake rotor is a replacement rotor intended for specific Porsche rear applications. It features a drilled braking surface and a black finish, suitable for restoring rear braking hardware while preserving a consistent look. This unit fits Porsche 924 rear left applications from 1977–1988; confirm vehicle year and side to ensure proper fit.

R1 77-88 Porsche 924 Rear Left Drilled Black Brake Rotor