2026 GMC Sierra 2500

Meet the 2026 GMC Sierra 2500HD Denali Ultimatea heavy-duty truck engineered to handle your toughest demands while delivering the refinement you expect from the Denali Ultimate designation.- Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD- MAX TRAILERING PACKAGE with 3500 HD frame, upgraded leaf springs, and 12'' rear axle- SNOW PLOW PREP/CAMPER PACKAGE with 220-amp alternator and skid plates- Gooseneck/5th Wheel Prep Package with bed-mounted provisions- X31 Off-Road Package featuring off-road suspension and 2-speed active transfer case- Bose Premium Series 12-speaker audio system with SiriusXM and 360L trial subscription- 15'' diagonal multicolor head-up display with wireless phone projection- Heated and ventilated leather front seats with 16-way power adjustment and lumbar support- Heated 2nd row outboard seats for extended comfort- Power sunroof and deep-tinted glass- Spray-on pickup bedliner with GMC logo- 20'' ultra-bright machined aluminum wheels- Advanced camera systems including bed view camera with trailer provisions, surround vision, and rear cross traffic alert- Hill descent control and ultrasonic front and rear park assist- Signature Denali Ultimate grille in Vader ChromeThis truck stands ready for serious work. The MAX TRAILERING PACKAGE fundamentally upgrades your towing capability with a reinforced 3500 HD frame, enhanced leaf springs, and a 12'' rear axle built for heavy loads. The gooseneck and fifth-wheel prep provisions give you flexibility for specialized trailers, while the spray-on bed liner protects your investment. Whether you're managing commercial operations or tackling seasonal challenges, the SNOW PLOW PREP/CAMPER PACKAGE adds the infrastructure you need220-amp alternator, protective skid plates, and the electrical provisions for upfitter customization.The cabin reflects the attention to detail you deserve in a Denali Ultimate. Full grain leather seats heated and ventilated in the front row offer comfort through changing seasons, while heated outboard seats in the second row extend that luxury to your passengers. The 16-way power driver seat with lumbar support ensures proper positioning for long drives. Wood accents on the dashboard and door panels add genuine refinement, complemented by a leather steering wheel and power sunroof that brings light and openness to your workspace on wheels.Technology integration keeps you connected and in control. The 15'' multicolor head-up display projects critical information directly into your line of sight, while wireless phone projection through the premium GMC infotainment system keeps your attention on the road. The Bose 12-speaker system delivers high-quality audio, and SiriusXM with a 360L trial subscription provides entertainment options. Multiple USB ports, including charge/data ports in the center console and wireless charging, ensure your devices stay ready.Practical features reflect the engineering focused on heavy-duty capability and operator awareness. The in-vehicle trailering system app and hitch guidance with hitch view simplify complex maneuvering. Bed view camera with two trailer camera provisions, HD surround vision, and trailer side blind zone alert work together to eliminate guesswork when towing or parking. Hill descent control, ultrasonic park assist, and an off-road suspension with active 2-speed transfer case extend your capability across varied terrain and conditions.The 2026 Sierra 2500HD Denali Ultimate combines professional-grade capability with premium comfort and advanced technology. This is a truck built to earn its keep while providing an environment where you'll actually want to spend time behind the wheel. Visit our showroom to experience the command position and quality that define this truck's purpose and presence.