For GMC Savana 2500 2003 - 2006（8500lb Gross Vehicle Weight; 8600lb Gross Vehicle Weight）. For GMC Savana 3500 2003 - 2020（Single Rear Wheel（SRW））. For GMC Savana 2500 2007 - 2020. The brake caliper fits like a clamp on a wheel’s rotor to stop the wheel from turning when you step on the brakes.
