2011 GMC Sierra 2500HD III (GMT900, facelift 2011) Crew Cab Long Box: Front view of heavy duty truck with distinctive grille and headlights

Close-up front perspective showing the prominent grille with GMC logo, rectangular headlights, fog lights, and crew cab profile of a heavy duty truck.

View Dimensions of the 2011 GMC Sierra 2500HD III (GMT900, facelift 2011) Crew Cab Long Box

View 19 images of the 2011 GMC Sierra 2500HD III (GMT900, facelift 2011) Crew Cab Long Box

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