The R1 Concepts Geo-Carbon drilled-and-slotted rotor is a Geo-Carbon replacement brake rotor with drilled and slotted faces to aid surface cleanliness. This rotor is specified for front left fitment on 2005–2006 Pontiac GTO models and is intended as the correct front left replacement disc for those vehicles.
R1 05-06 Pontiac GTO Front Left Drilled & Slotted Geo-Carbon Rotor