Unlike the AT4, the AT4X utilizes a more powerful 6.2-liter V8 engine. On the road, it produces 420 horsepower and approximately 460 lb-ft of torque. As soon as you sit inside the AT4X you'll appreciate just how well the seats are designed. The driver's seat has unparalleled comfort.

Off-road upgrades for the GMC Sierra AT4X include unique front control arms and steering knuckles, a 1.5-inch suspension lift, Multimatic DSSV dampers, a steel skid plate for the transfer case, an aluminum front skid plate, and a rear electronic-locking differential.

The 2023 GMC Canyon AT4X is the most off-road-ready Canyon ever with bolstered off-road metrics and a 2.7L Turbo High-Output Engine with GM estimated 310 horsepower, a best-in-class 430 lbs. of gas torque† and a maximum towing† capacity of up to 6,000 lbs. (5,500 lbs.

AT4X takes the spirit of AT4 to even higher peaks, delivering extreme off-road capability without compromise. GMC is building on the AT4 legacy with the first ever Sierra HD AT4X and AT4X AEV Edition, the two new off-roading beasts coming to the 2024 Sierra Heavy Duty lineup.

All-Terrain 4WD What Does AT4X Stand for? AT4X stands for “All-Terrain 4WD,” which basically means that these models prioritize off-road readiness. While they are designed more particularly for rugged terrain, they are also premium off-road vehicles that are decked out with luxury amenities for ultimate comfort.

The AT4 trim is designed for adventuring, which is why it comes equipped with all the best in off-road features, like hill descent control and hill start assist, a performance front skid plate, recovery hooks, and an Active Response four-wheel-drive system.

Be. Right down here in the wheels you're going to have block Wheels. When it comes to the at4x. Now this is the only wheel option you have with the at4x.

The Sierra AT4X The AT4X has useful features that cover different bases. Unlike the AT4, the AT4X utilizes a more powerful 6.2-liter V8 engine. On the road, it produces 420 horsepower and approximately 460 lb-ft of torque. As soon as you sit inside the AT4X you'll appreciate just how well the seats are designed.

Be. Right down here in the wheels you're going to have block Wheels. When it comes to the at4x. Now this is the only wheel option you have with the at4x.

However, the mid 2023 model year Sierra AT4X will add a few upgrades from the AT4X AEV Edition, including AEV steel front and rear bumpers with heavy-duty tow hooks, a steel front approach skid plate, a new grille with gloss Black header and inserts, and 33-inch Goodyear Wrangler Territory MT tires.

Be. Right down here in the wheels you're going to have block Wheels. When it comes to the at4x. Now this is the only wheel option you have with the at4x.

On par with the Chevrolet Silverado ZR2, the Sierra 1500 AT4X raises the bar in terms of both capability and refinement. It's also more generously equipped than the AT4, though with fewer options. For instance, you can only have the AT4X with a short bed and 6.2-litre V8.