2007 GMC Sierra 2500HD III (GMT900) Extended Cab Long Box: Side view of white extended cab long box heavy-duty pickup with off-road wheels

Side profile of a white heavy-duty pickup truck featuring an extended crew cab and a long cargo bed, equipped with robust off-road wheels and classic full-size pickup design elements.

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

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