2024 Gmc Sierra 2024 Denali Ultimate Towing Capacity. The 2024 gmc sierra 2500hd denali ultimate carries its 8,346 pounds of mass to 60 mph in a shockingly quick 6.5 seconds. Two powerful forces come together.
Find information on performance, specs, engine, safety and more. As with 2024, a gooseneck trailer hitch on the 2wd 3500 hd regular cab / long bed drw (dual rear wheel) configuration gives the highest 2025 gmc sierra hd towing.