GMC Logo2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box: Side and rear profile of a crew cab long box pickup with Z71 4x4 decal and chrome bumper.

Side and rear profile of a crew cab long box pickup with Z71 4x4 decal and chrome bumper.

Side and rear view of a crew cab long box pickup truck featuring a Z71 4x4 decal on the side, chrome rear bumper, silver alloy wheels, blacked-out rear window, and four doors.

View Dimensions of the 2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box

View 38 images of the 2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box

Small red car