GMC Logo2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Crew Cab Long Box: Front side view of heavy duty pickup truck with long bed and chrome wheels

Front side view of heavy duty pickup truck with long bed and chrome wheels

Front side view of a heavy duty pickup truck showcasing a crew cab, long cargo bed, chrome wheels, and 4x4 capability on a plain background.

View Dimensions of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Crew Cab Long Box

View 31 images of the 2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Crew Cab Long Box

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