The R1 Concepts drilled black brake rotor is a replacement rear-left rotor for Rolls‑Royce Cullinan applications from 2017–2022. It serves as the vehicle’s braking surface for the rear left wheel and uses a drilled face in a black finish for a clean, serviceable appearance. This rotor is intended to match the specified vehicle application for routine maintenance or scheduled rotor replacement.

R1 17-22 Rolls-Royce Cullinan Rear Left Drilled Black Brake Rotor