The R1 Concepts drilled-and-slotted brake rotor for 2014–2020 Acura RLX (front left) is a black-finish replacement rotor specified for the front-left wheel. It provides the drilled-and-slotted braking surface for that position and serves as the appropriate replacement when servicing or replacing the front-left rotor on compatible 2014–2020 RLX vehicles.
R1 14-20 Acura RLX Front Left Drilled & Slotted Black Brake Rotor