The DFC 604-45016 is a GeoSpec® vented front brake rotor designed for the Chevy Camaro model years 2010-2015. It has a rotor diameter of 321mm (12.64") and a nominal thickness of 30mm (1.18"). The rotor height is 51mm (2.01") and the center hole diameter is 67.4mm (2.65"). It also has a bolt circle of 120mm (4.72") and 5 lug holes with a size of 120mm (4.72"). The material used for this brake rotor is cast iron. This product is manufactured in China by DFC.