GMC Logo2007 GMC Sierra 3500HD III (GMT900) Regular Cab Long Box in Dark Crimson Metallic: Front-side view of heavy-duty pickup with dual rear wheels and long bed

Front-side view of heavy-duty pickup with dual rear wheels and long bed

Heavy-duty pickup truck with crew cab, long cargo bed, dual rear wheels, and robust front grille showcased from the front-side angle.

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

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Small red car