This Is Serious Muscle
2007 Silverado features a Generation IV Vortec V8 engine with a segment-leading towing capacity of 4,763 kg (10,500 lb.) and a maximum payload of 980 kg (2,160 lb.) with the VortecMAX Performance Package that includes the 367 hp VortecMAX and a host of other performance enhancing equipment. The Vortec 5.3L and 6.0L V8 engines also take care of the next generation with Active Fuel ManagementTM and E85 capability.