Sierra 2500

AT4X

Spider

AWD4WD

8-Cylinder Turbo

Diesel

??? 2026 GMC Sierra 2500HD AT4X Crew Cab 4WD Summit White Duramax Diesel AT4X Extreme Off-Road Package Obsidian Rush Interior The 2026 GMC Sierra 2500HD AT4X is the most capable and most exclusive Sierra HD ever built engineered for drivers who want maximum off-road performance, extreme durability, and uncompromising luxury in a heavy-duty truck. Finished in Summit White with the distinctive Obsidian Rush AT4X interior, this Sierra AT4X is purpose-built to dominate rugged terrain while delivering refined comfort on every drive. Available now at Herb Jones Chevrolet GMC in Elizabethtown, KY, where straightforward pricing and zero gimmicks are always standard. ?? Extreme Power Heavy-Duty Capability 6.6L Duramax Turbo-Diesel V8 Allison 10-Speed Automatic Transmission 4WD with AT4X Exclusive Off-Road Calibration 3.42 Rear Axle Ratio 11,350-lb GVWR Built to handle serious towing, off-road punishment, and long-term durability ??? What Makes the AT4X Different The AT4X sits at the top of the Sierra HD lineup designed for drivers who want factory-engineered off-road dominance without sacrificing refinement. AT4X-exclusive suspension tuning Heavy-duty underbody protection Advanced traction and off-road control systems Distinctive AT4X styling inside and out This is not just an appearance package it s a purpose-built extreme-capability truck. ??? Interior: Obsidian Rush AT4X-exclusive Obsidian Rush interior theme Premium materials with bold contrast stitching Spacious Crew Cab layout for comfort on long hauls or trail days Designed to be as functional as it is striking ?? Why Buy This AT4X from Herb Jones Chevrolet GMC? At Herb Jones Chevrolet GMC, we know buyers shopping an AT4X expect clarity, respect, and a dealership that values their time. ? Our Difference Transparent, upfront pricing No gimmicks. No fake discounts. No surprises No mandatory add-ons Competitive trade-in values A buying experience truly worth the drive Customers come to us from Elizabethtown, Radcliff, Vine Grove, Brandenburg, Hodgenville, Bardstown, Shepherdsville, Leitchfield, Glasgow, as well as Louisville, Lexington, Bowling Green, and across Kentucky and surrounding states because we keep it simple and honest. ? Perfect For Drivers Who Want The most capable Sierra HD available Factory-engineered off-road performance Legendary Duramax diesel power A truck that stands apart on the road and off it A dealership that respects informed buyers ?? Own the Pinnacle of GMC Heavy-Duty Trucks The 2026 GMC Sierra 2500HD AT4X represents the absolute peak of capability, design, and engineering in the Sierra lineup and it s available now with transparent pricing at Herb Jones Chevrolet GMC. ?? Call or message us for your out-the-door price ?? Herb Jones Chevrolet GMC Elizabethtown, KY ?? HerbJonesChevrolet.com

New 2026 GMC Sierra 2500 AT4X AWD/4WD

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