Used 2025 Gmc Sierra AT4X

This 2025 GMC Sierra 2500HD AT4X AEV Edition represents the top tier of GMC’s heavy-duty lineup, combining extreme off-road capability with refined luxury. Finished in Thunderstorm Gray with a Black leather interior, this truck has an original $103,000 MSRP and is now offered at a significant savings, priced at $79,900. Under the hood is the legendary 6.6L Duramax turbo-diesel V8, producing an impressive 470 horsepower and a massive 975 lb-ft of torque. The power delivery is effortless, making this Sierra equally at home towing heavy loads, cruising the highway, or tackling rugged terrain. With 36,568 miles, it has been responsibly driven and remains in excellent condition. The AT4X AEV package elevates this truck well beyond a standard 2500HD, featuring AEV stamped steel bumpers, enhanced skid plate protection, Multimatic DSSV dampers, and front and rear locking differentials for serious off-road confidence. Power deployable running boards add everyday convenience, while the premium black leather interior delivers comfort, technology, and durability. This is a rare opportunity to own one of the most capable and desirable heavy-duty trucks on the market at a fraction of its original cost. Whether your needs involve towing, overland travel, or simply driving one of the best-equipped trucks GMC has ever built, this AT4X AEV delivers without compromise.