2024 Gmc Sierra 2500hd Denali Towing Capacity. See horsepower, torque, towing capacity, engine type, safety. New 2024 gmc sierra heavy duty featuring the first ever sierra hd denali ultimate available spring 2023.

 — find out the updated towing capacities of the 2024 gmc sierra hd models with ball hitch, based on engine, drivetrain, and axle ratio. Trailer hitch receiver (optional) maximum trailering capacity (lbs.) 20000: