2026 GMC Sierra 2500

The 2026 GMC Sierra 2500HD Denali Ultimate represents premium capability for those who demand both strength and refined comfort in their heavy-duty truck. - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD - Dual 220-amp primary and 170-amp auxiliary alternators for maximum electrical capacity - Gooseneck/5th wheel prep package with hitch platform and bed-mounted 7-pin trailer harness - Snow plow prep/camper package with increased front GAWR and skid plates - Upfitter switch kit with five configurable circuits for aftermarket accessory installation - 22 gloss black aluminum wheels with LT265/60R22 E all-terrain tires - Spray-on pickup bedliner with GMC logo and rear wheelhouse liners - Premium floor liners with removable carpet inserts, front and rear - Signature Denali Ultimate grille in Vader Chrome with black badging package - Bose premium series 12-speaker audio system with SiriusXM 360L trial subscription - Premium GMC infotainment system with Apple CarPlay and Android Auto compatibility - 15-inch multicolor head-up display with wireless phone projection - HD surround vision with bed view camera and two trailer camera provisions - Heated and ventilated leather front seats with 16-way power adjustability and lumbar support - Automatic emergency braking with forward collision alert and front pedestrian braking This truck combines work-ready engineering with sophisticated appointments. The dual alternators and upfitter switch kit provide the electrical infrastructure for specialized equipment, while the gooseneck and snow plow prep packages address serious towing and seasonal demands. The off-road suspension and terrain management systems ensure capable performance across varied landscapes. The interior reflects the Denali Ultimate's premium positioning. Full-grain leather trimmed seats offer both comfort and durability, with heated and ventilated functions for year-round driving. The 15-inch head-up display projects critical information directly into your line of sight, enhancing safety and convenience during operation. Technology integration spans practical and luxury features. The HD surround vision system with bed view camera and trailer camera provisions simplifies maneuvering, while wireless charging and the in-vehicle trailering system app keep you connected and informed. OnStar services provide emergency support and vehicle connectivity. The black exterior, enhanced by the black badging package and body-color wheel arch moldings, conveys purposeful elegance. The 22-inch gloss black aluminum wheels wrapped in all-terrain tires signal both capability and style. This Sierra 2500HD Denali Ultimate delivers the diesel torque and electrical capacity professionals expect, paired with the technology and luxury appointments that make daily ownership rewarding. Visit our showroom to experience this truck firsthand. Price includes $479 of dealer added accessories.