The R1 Concepts drilled black brake rotor for 2011–2022 GMC Sierra 2500 2WD HD and 2500 2WD HD Classic (front left) is offered as the replacement rotor for those applications. The description lists a drilled rotor face and black finish. Install this rotor at the front-left hub and replace the companion front-right rotor when performing brake service to maintain matched axle components.

R1 11-22 GMC Sierra 2500 2WD HD/2500 2WD HD Classic Front Left Drilled Black Brake Rotor