The R1 Concepts Geo-Carbon drilled-and-slotted brake rotor is specified for the rear-left position on 2008–2009 Pontiac G8 models. The description identifies the rotor by R1’s Geo-Carbon naming and the drilled-and-slotted configuration, making clear the wheel location and rotor pattern intended for that application. Application: 2008–2009 Pontiac G8 — rear left.
R1 08-09 Pontiac G8 Rear Left Geo-Carbon Rotor