The R1 Concepts slotted brake rotor is specified for the rear left position on 2007–2017 Ford Expedition models and comes in a black finish. The catalog entry lists a slotted braking surface for that wheel location. It is intended as the replacement rear-left rotor for the identified Expedition applications when performing brake maintenance or replacing the rear-left braking component.
R1 07-17 Ford Expedition Rear Left Slotted Black Brake Rotor