2026 GMC Sierra 2500

ALL VEHICLES SUBJECT TO A $225 DEALER DOC FEE. NEW VEHICLES PRE-LOADED WITH OUR VIP PACKAGE FOR $2995. THIS INCLUDES 1 YEAR OIL CHANGES AND TIRE ROTATIONS. ONE YEAR INTERIOR AND EXTERIOR PROTECTION. WINDOW TINT, ALL-WEATHER FLOOR MATS, AND WHEEL LOCKS. 1 YEAR THEFT PROTECTION. LIFETIME POWERTRAIN WARRANTY* SOME EXCLUSIONS APPLY TO THE LIFETIME WARRANTY- 6.6L V8 Diesel Turbocharged Duramax engine with 470 hp and 975 lb-ft of torque- Gooseneck/5th Wheel Prep Package for heavy hauling capability- Hitch Package with gooseneck ball and chain tiedown kit- Off-Road Suspension with 2-Speed Active Transfer Case- HD Surround Vision and Bed View Camera with trailer camera provisions- Premium GMC Infotainment System with Apple CarPlay and Android Auto- Bose Premium 12-Speaker Audio System with SiriusXM- Multicolor 15'' Head-Up Display- Heated and ventilated leather front seats with 16-way power adjustment- Heated steering wheel and power moonroof- Advanced safety features including Automatic Emergency Braking and Trailer Side Blind Zone Alert- Engine Block Heater and 220-Amp Alternator- Spray-on pickup bedliner with GMC Logo and LED cargo lighting- 18'' machined aluminum wheels with high gloss black accentsThe 2026 GMC Sierra 2500HD AT4X stands ready to handle your most demanding work and adventures. This diesel-powered truck is engineered to deliver the capability you need with the refinement you expect. The Duramax engine produces substantial power and torque, making it well-suited for towing and hauling applications. Combined with the robust 10-speed automatic transmission and intelligent 4WD system, this truck responds to every challenge with confidence and control.Comfort and technology work in harmony throughout the cab. The full grain leather seating surfaces are heated and ventilated, with 16-way power adjustment on both sides to ensure you find your ideal driving position during long days on the road. The multicolor head-up display keeps critical information visible without taking your eyes off the path ahead. Premium audio entertainment comes from the Bose system, complemented by SiriusXM satellite radio to keep you connected throughout your journeys.Advanced safety technologies give you added peace of mind in all conditions. Automatic emergency braking, forward collision alert, and lane departure warning work together to help prevent accidents before they happen. The HD surround vision camera system provides a complete 360-degree view around the truck, while trailer-specific safety features such as side blind zone alerts and tire pressure monitoring support confident towing operations.The AT4X trim emphasizes off-road capability with specialized suspension tuning and a 2-speed active transfer case that adapts to changing terrain. Hill descent control technology helps manage steep descents with precision, while the off-road suspension geometry maximizes wheel articulation when you venture beyond paved surfaces. The truck's engineering prioritizes control and stability whether you're navigating rough terrain or highway miles.Work features are equally impressive. The spray-on bedliner protects against damage from tools and cargo, while integrated LED lighting illuminates the bed area for nighttime work. The gooseneck and 5th wheel prep package transforms this truck into a serious hauling platform capable of managing substantial loads. A bed-mounted assist handle provides convenient support when accessing cargo or equipment in the bed.We invite you to visit our showroom to experience this truck firsthand. The 2026 GMC Sierra 2500HD AT4X delivers the combination of power, capability, and refined comfort that serious truck owners demand. Our sales team stands ready to discuss specifications, arrange a test drive, and help you find the right financing options for your needs.