2026 GMC Sierra 2500

Meet the 2026 GMC Sierra 2500HD Denali, engineered for those who demand capability without compromise. This silver powerhouse combines premium craftsmanship with the durability and strength you need for work and weekend adventures alike. - Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque - 10-Speed Automatic transmission with 4WD - Gooseneck/5th Wheel Prep Package for serious towing applications - Denali Reserve Package with power sunroof and Technology Package - Upfitter Switch Kit with configurable circuits for aftermarket accessories - Advanced Bed View Camera with two trailer camera provisions - HD Surround Vision system for enhanced awareness - Heated and ventilated leather front seats with 12-way power adjustment - Wireless charging pad and Apple CarPlay/Android Auto integration - Bose Premium 7-Speaker sound system with SiriusXM - Multicolor 15 Head-Up Display for critical information at a glance - Spray-on bedliner with GMC logo and LED cargo lighting - Remote vehicle starter and push-button start for convenience - X31 Off-Road Package with hill descent control and off-road suspension - Ultrasonic front and rear park assist with trailer side blind zone alert The Sierra 2500HD Denali is built on a foundation of strength. The Duramax diesel engine delivers exceptional torque for hauling heavy loads, while the 10-speed transmission optimizes performance across any terrain. Whether you're navigating a construction site or exploring remote trails, the 2-speed active transfer case and off-road suspension provide the confidence you need to tackle challenging conditions with poise. Inside, you'll find the Denali Reserve package elevates every journey with a power sunroof and the latest technology. The signature Denali grille and polished exhaust tip announce your arrival with unmistakable presence. Spray-on bedliner protection and LED cargo lighting make work more efficient, while the gooseneck/5th wheel prep package opens possibilities for serious trailering. The Upfitter Switch Kit gives you the flexibility to add custom electrical systems tailored to your specific needs. Modern comfort meets purposeful design in the cabin. Heated and ventilated front seats with lumbar support provide all-day comfort, while dual-zone automatic climate control keeps everyone satisfied. The wireless charging pad, multiple USB ports, and 120-volt power outlets ensure your devices and equipment stay powered. The Bose premium audio system transforms your commute, while Apple CarPlay and Android Auto keep you seamlessly connected to what matters most. Safety and awareness are woven throughout the Sierra 2500HD Denali. The advanced camera system with bed view and two trailer camera provisions gives you confidence when backing up heavy loads. HD Surround Vision, ultrasonic parking assist, and trailer side blind zone alert eliminate guesswork, while automatic emergency braking and forward collision alert stand ready as additional layers of pro