The R1 Concepts drilled black brake rotor is a direct-fit replacement for Land Rover Discovery models from 2018–2020, specified for the rear left wheel. The drilled face and black finish are the listed attributes for that position, offered to match the factory rotor specification and serve as the replacement rotor for the rear left on those Discovery applications.
R1 18-20 Land Rover Discovery Rear Left Drilled Black Brake Rotor