2,555 miles
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2026 GMC Sierra 2500 HD Crew Cab AT4X Pickup 4D 6? Ft ? Ultimate Heavy-Duty Luxury & Capability This 2026 GMC Sierra 2500 HD AT4X is the perfect combination of luxury, off-road capability, and serious heavy-duty performance . Finished in an aggressive, commanding stance, the AT4X trim represents the top-tier off-road package in the Sierra HD lineup ? built for those who demand premium comfort without sacrificing power or rugged capability. Powered by a 6.6L V8 paired to a 10-speed automatic transmission , this Sierra HD delivers the muscle you expect whether you?re towing, hauling, working, or heading off the beaten path. The Crew Cab configuration with the 6?-foot bed offers the ideal balance of passenger space, practicality, and everyday usability. GMC offers the AT4X with premium off-road hardware including a factory lift, Multimatic DSSV dampers , locking differential, skid plates, and aggressive 35-inch off-road tires , making it one of the most capable heavy-duty trucks on the road. Inside, the cabin feels more luxury SUV than work truck, featuring premium materials, upscale finishes, heated and ventilated seating, advanced technology, a large infotainment display, premium audio, and GMC?s signature driver-focused layout. The AT4X trim also adds exclusive styling, premium leather interior appointments, and serious trail-ready engineering. Key Highlights: ? AT4X Premium Off-Road Package? Crew Cab Configuration? 6? Ft Bed? Factory Lifted Suspension? Multimatic DSSV Suspension System? Locking Differential & Skid Plates? Premium Luxury Interior? Large Touchscreen Infotainment System? Heavy-Duty Towing & Hauling Capability
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2,555 miles
