The R1 Concepts slotted brake rotor for 2003–2005 GMC Sierra 1500 2WD HD applications is a black-finished replacement rotor intended for the rear left position. The product is presented with a slotted braking surface and the rear-left fit, serving as the specified replacement rotor for Sierra 1500 2WD HD models within that model-year range.
R1 03-05 GMC Sierra 1500 2WD HD Rear Left Slotted Black Brake Rotor