2007 GMC Sierra 2500HD III (GMT900) Extended Cab Standard Box: Rear view of extended cab pickup with tailgate, bumper, and exhaust

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Rear perspective of a pickup featuring an extended cab and standard box, highlighting the tailgate with latch, rear bumper with towing hitch, dual rear lights, and visible exhaust pipe on the side.

View Dimensions of the 2007 GMC Sierra 2500HD III (GMT900) Extended Cab Standard Box

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