2024 Gmc 2500hd Towing Capacity. In addition, the 2024 gmc sierra 2500hd. Detailed specs and features for the 2024 gmc sierra 2500hd diesel denali ultimate including dimensions, horsepower, engine, capacity, fuel economy, transmission,.
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. In addition to a slight aesthetic makeover, the available duramax turbodiesel v8 engine gets more power, more torque, and an impressive new maximum towing capacity of 22,500.