Some trucks are built to get the job done. The 2026 GMC Sierra 2500 AT4X is built to do it in comfort, style, and with enough capability to make almost anything look easy. Whether you're towing the fifth wheel for a weekend escape, hauling toys to the lake, or heading deep into the backcountry, this heavy-duty pickup combines serious diesel power with the kind of premium features you'd expect in a luxury SUV.Under the hood, the legendary Duramax 6.6L V8 Turbo-Diesel paired with a 10-speed automatic transmission delivers impressive pulling power and confidence when the load gets heavy. The AT4X package adds a rugged off-road suspension, locking rear differential, mud-terrain tires, and advanced trail-ready capability, while premium towing features like Gooseneck/5th Wheel Prep, Trailer Camera Provisions, Hitch View, and Adaptive Cruise Control help make long hauls feel effortless.Step inside and you'll quickly realize this isn't your average work truck. Sink into the heated and ventilated front seats with driver and passenger massage, open the power sunroof, and enjoy your favourite playlist through the Bose® Premium Audio System. The stunning 13.4-inch GMC Infotainment System with Google Built-In, Head-Up Display (HUD), HD Surround Vision, and premium Jet Black/Ceramic White interior create an environment that's every bit as impressive as the truck's capability. Finished in eye-catching Coastal Dune with black badging and a MultiPro Tailgate featuring the Kicker® Audio System, this Sierra AT4X is built to stand out wherever it goes.From demanding job sites to weekend adventures throughout the Kootenays, this Sierra 2500 AT4X is ready for whatever comes next. Visit us in Trail to experience it in person.Key Features:? Duramax 6.6L V8 Turbo-Diesel with 10-speed automatic transmission ? AT4X Off-Road Suspension Package with locking rear differential ? Heated, ventilated, and massaging front seats ? 13.4" GMC Infotainment System with Google Built-In & Bose® Premium Audio ? MultiPro Tailgate with integrated Kicker® Audio System