2024 Gmc Sierra 2500hd Towing Capacity In Kg. Max towing across the lineup. — the increased power has increased the towing capacity across the sierra 2500hd and 3500hd lineup, with a higher max rating of 22,500 pounds at the hitch.
— packaged with the proper equipment, the 2024 gmc sierra 2500hd has a maximum towing capacity of 22,070 pounds. 2024 gmc sierra 2500 & 3500 towing & payload.