GMC first elevated key off-road truck segments with the premium and capable Sierra 1500 AT4X and Canyon AT4X. Today, GMC announced the next step with the first-ever 2024 GMC Sierra HD AT4X — featuring the Sierra HD AT4X AEV Edition — a truck that enables adventurers to go further while still having the towing capability essential for heavy duty haulers.
GMC is giving the Sierra HD AT4X even more power for off-roading. The Sierra HD AT4X will have the most trailering technology in its class and be able to tow an incredible 18,500 pounds.
DETROIT – Led by the first-ever Sierra Heavy Duty Denali Ultimate, the 2024 model year takes the Sierra HD lineup to new heights with premium luxury and comfort, turbocharged pulling power and elevated technology — offering the most trailering assistance technology in its class1. In addition to the debut of the Denali Ultimate trim, the 2024 Sierra HD will build upon GMC’s premium off-road offerings, introducing the off-road optimized Sierra HD AT4X trim later in the model year.