2024 Gmc Sierra 3500hd Towing Capacity. With a fifth wheel, towing capacity maxes out at a whopping 31,800 pounds. To reach this max capacity, the sierra.

Thanks to impressive v8 gas and diesel engines, you’ll have conventional towing up to 20,000 lbs, gooseneck towing up to 30,700 lbs, and a maximum gross combination weight rating of up to 40,000 lbs. The 2024 gmc sierra 3500hd is more than capable when it comes to towing and hauling.