2026 GMC Sierra 2500

Meet the 2026 GMC Sierra 2500HD AT4, a heavy-duty truck engineered to handle demanding work while delivering the refinement you expect from GMC's premium lineup. This Sierra 2500HD AT4 arrives equipped with exceptional capability and comfort features: - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD - Max Trailering Package for enhanced pulling power and confidence - Gooseneck/5th Wheel Prep Package for serious hauling applications - X31 Off-Road Package with off-road suspension and hill descent control - AT4 Preferred Package with premium appointments and technology - Bose Premium 7-Speaker Sound System with SiriusXM 360L trial subscription - Premium GMC Infotainment System with Apple CarPlay and Android Auto integration - Advanced safety suite including automatic emergency braking, lane departure warning, and rear cross traffic alert - Multicolor 15-inch head-up display for critical information visibility - HD surround vision with bed view camera and trailer camera provisions - Heated and ventilated front seats with 10-way power adjustment and lumbar support - Perforated leather-appointed front seat trim - Spray-on pickup bedliner with GMC logo - Power sunroof and power sliding rear window with defogger - Wireless smartphone charging and dual-zone automatic climate control - 20-inch high-gloss black aluminum wheels The Sierra 2500HD AT4 combines workhorse capability with genuine luxury. The Duramax diesel engine delivers the torque and reliability you need, while the comprehensive technology package keeps you connected and informed. The AT4's specialized suspension and off-road features mean you're ready for terrain beyond the pavement. Premium leather seating, heated surfaces, and dual-zone climate control ensure every mile feels considered. Safety technologies including automatic emergency braking, surround view cameras, and intelligent lighting systems work quietly in the background to protect your investment and your peace of mind. With only 7,701 miles on the odometer, this Sierra 2500HD presents an exceptional opportunity to acquire a nearly new heavy-duty truck with full manufacturer backing. Every feature is ready to serve your needs immediately. The 2026 Sierra 2500HD AT4 represents genuine value for buyers who refuse to compromise on capability, technology, or quality. Whether your priorities center on professional hauling, weekend adventures, or simply commanding the road with confidence, this truck delivers across every measure. We invite you to experience this remarkable machine in our showroom and discover how its combination of strength, sophistication, and advanced features aligns with your vision of truck ownership.