The R1 Concepts Geo-Carbon drilled-and-slotted rotor is a replacement brake rotor for Buick Rainier (2006–2009), specified for the front left position. The rotor’s drilled and slotted design helps clear debris and gases from the pad contact area to support consistent braking. Supplied as a single rotor for the stated wheel position, it offers a straightforward replacement when front rotors need service.
R1 06-09 Buick Rainier Front Left Drilled & Slotted Geo-Carbon Rotor