Elevate your driving experience with the exceptional 2026 GMC Sierra 2500HD AT4. This powerful and versatile truck is engineered to conquer any terrain, delivering uncompromising performance and unparalleled capability.
Equipped with the renowned Duramax 6.6L V8 Turbodiesel engine, the Sierra 2500HD AT4 boasts an impressive 470 horsepower and an astonishing 975 lb-ft of torque, ensuring effortless towing and hauling. The 10-speed automatic transmission and robust 4WD system provide seamless power delivery and exceptional off-road prowess, making this truck a true master of any environment.
- 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes Engine Block Heater)
- AT4 Preferred Package
- AT4 Premium Plus Package
- Gooseneck/5th Wheel Prep Package
- Max Trailering Package
Elevate your driving experience with the Sierra 2500HD AT4's advanced technology and premium features. Enjoy the Bose Premium 7-Speaker Sound System, the intuitive Premium GMC Infotainment System, and the convenience of wireless charging and phone projection. Stay connected and informed with the Multicolor 15" Diagonal Head-Up Display and the comprehensive suite of driver-assist technologies, including Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert.
Comfort and convenience are paramount in the Sierra 2500HD AT4. Indulge in the luxurious perforated leather-appointed front seats, which offer heating and ventilation for year-round comfort. The heated steering wheel and dual-zone automatic climate control ensure a personalized driving environment, while the power-adjustable driver and passenger seats with memory settings provide a tailored fit.
Elevate your off-road adventures with the Sierra 2500HD AT4's impressive capabilities. The X31 Off-Road Package, featuring Hill Descent Control and an Off-Road High Clearance Step, equips this truck to conquer the toughest terrain with confidence. The Spray-on Pickup Bedliner with GMC Logo and the 120-Volt Bed Mounted Power Outlet further enhance the Sierra's versatility, making it the perfect companion for your active lifestyle.
Experience the uncompromising power, advanced technology, and premium comfort of the 2026 GMC Sierra 2500HD AT4. Visit our showroom today and let us demonstrate how this exceptional truck can elevate your driving experience to new heights. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 08/03/2026




