New 2026 GMC Sierra 2500 HD AT4 For Sale Dover, DE

Elevate your driving experience with the exceptional 2026 GMC Sierra 2500HD AT4. This powerful and versatile pickup is designed to conquer any terrain, offering unparalleled capability and refined luxury.Equipped with a Duramax 6.6L V8 Turbodiesel engine, the Sierra 2500HD AT4 delivers an impressive 470 horsepower and a staggering 975 lb-ft of torque, ensuring effortless towing and hauling. The 10-speed automatic transmission and 4WD system provide seamless power delivery and exceptional off-road performance, making this truck a true workhorse.• 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm)• AT4 Preferred Package• AT4 Premium Plus Package• Black Badging Package (LPO)• Gooseneck/5th Wheel Prep Package• Technology Package• X31 Off-Road PackageThe Sierra 2500HD AT4 is designed to elevate your driving experience, both on and off the road. The premium Bose audio system, 15-inch head-up display, and wireless charging capabilities ensure you stay connected and entertained. The heated and ventilated front seats, heated rear seats, and heated steering wheel provide unparalleled comfort, while the advanced safety features, including Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert, give you peace of mind.Exterior highlights include the bold, blacked-out grille and badging, off-road-inspired bumpers, and 20-inch high-gloss black aluminum wheels, creating a commanding presence. The spray-on bedliner, gooseneck/fifth-wheel prep package, and off-road high clearance steps further enhance the Sierra 2500HD AT4's versatility and capability.Whether you're tackling challenging terrain, towing heavy loads, or simply enjoying the daily commute, the 2026 GMC Sierra 2500HD AT4 is the ultimate expression of power, capability, and refinement. Experience the difference for yourself and schedule a test drive today. Price does not include tax, title, license or document fees. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 08/31/2026 Price includes $775 of dealer added accessories.