[Vehicle Compatibility] The Front brake caliper fit for 2005-2010 Cobalt, 2003-2007 Ion, 2007-2009 G5 [Perfect Fit] OE specification disc brake caliper assembly, including brake caliper, bracket, phenolic piston, mounting hardware. OE Replcement Number: 18-B4880, 18-B4881, 18B4880, 18B4881, 184880, 184881, 10366667, 22687786, 22687791, 22688646, 25906723 [Ductile Iron] PHILTOP brake caliper cover is made of ductile iron. It has strong heat resistance and is not easy to deform or break [Quality Pass] The quality and production process are certified by IATF16949. Each product is tested for high and low pressure sealing before leaving the factory [Galvanizing Process] The surface of the caliper adopts refined galvanizing process, which has excellent anti-rust and environmental protection performance PHILTOP Front Brake Caliper Compatible with 2005-2010 Cobalt, 2003-2007 Ion, 2007-2009 G5, 18-B4880, 18-B4881