PONTIAC G5 2007 – 2010 GT Models ONLY. PONTIAC G6 2005 – 2010 All Models. For chevrolet COBALT 2005 – 2007 5 Lug Models w/ Rear Disc Brakes. For chevrolet MALIBU 2004 – 2012 4-Wheel Disc Brakes. For chevrolet COBALT 2008 Sport Models; for Vehicles with Single Piston Front Calipers (Will NOT Fit Models With Brembo Front Calipers).