GMC Logo2007 GMC Sierra 3500HD III (GMT900) Regular Cab Long Box in Steel Gray Metallic: Dual rear wheel pickup with crew cab and extended long bed

Heavy-duty pickup truck featuring dual rear wheels, four-door crew cab, and a long cargo bed. Designed for enhanced stability and load capacity with 4x4 off-road capability.

View Dimensions of the 2007 GMC Sierra 3500HD III (GMT900) Regular Cab Long Box

View 28 images of the 2007 GMC Sierra 3500HD III (GMT900) Regular Cab Long Box

Small red car