GMC Logo2011 GMC Sierra 2500HD III (GMT900, facelift 2011) Regular Cab Long Box: Front grille and headlights of a heavy-duty pickup truck

Front grille and headlights of a heavy-duty pickup truck

Close-up of a front grille with the GMC badge, rectangular headlights, fog lights, and side mirrors of a heavy-duty pickup truck.

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

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

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