Husky Quad Caps Bed Rail Protector 2007-2012 GMC Sierra 1500 2500 HD 3500 HD - Fits Standard 6.5' Bed (NOT 2007 Classic Style) 2007-2012 GMC Sierra 1500 2007-2012 GMC Silverado 2500 HD 2007-2012 GMC Silverado 3500 HD Fits NEW 2007 Body Style, Not Classic Fits Standard 6.5' Bed Length