AdThe GMC® Sierra Heavy Duty Offers Available Max Towing up to 36,000 LBS. Visit GMC.com. Offers More Advanced Trailering Assistance Technologies Than Any Competitor in Its Class.
Locate a GMC Dealer · Full Vehicle Gallery · Powerful Performance · Allison Transmission
Models: Sierra HD 2500, Sierra HD 3500, Sierra HD Denali, Sierra HD Denali Ultimate
