2026 GMC Sierra 3500

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 Engine with 10-Speed Automatic and 4WD- Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted 7-pin trailer harness- ProGrade Trailering System with Hitch Guidance, Hitch View, and in-Vehicle Trailering App- HD Surround Vision with Bed View Camera and Trailer Camera Provisions- 15'' Diagonal Multicolor Head-Up Display with 13.4'' Premium Information Display- Bose Premium 12-Speaker Audio System with SiriusXM 360L Trial Subscription- Full Grain Leather Heated and Ventilated Front Seats with 16-Way Power Adjusters- Heated and Ventilated Second Row Outboard Seats- Premium GMC Infotainment System with Wireless Phone Projection- Power Sunroof and Power Sliding Rear Window- Automatic Emergency Braking, Lane Departure Warning, and Rear Cross Traffic Alert- Ultrasonic Front and Rear Park Assist with Rear Backup Camera- Signature Denali Ultimate Grille in Vader Chrome with LED Lighting- Spray-on Pickup Bedliner with GMC Logo and Gooseneck Hitch PackageThis 2026 GMC Sierra 3500HD Denali Ultimate in Sterling Metallic Gray delivers the capability and refinement demanded by those who take their work seriously. With its heavy-duty diesel turbocharged engine paired to a 10-speed automatic transmission and four-wheel drive capability, this truck is engineered to handle substantial loads and challenging terrain with confidence and control.The truck's advanced trailering technology sets it apart in its class. The Gooseneck/5th Wheel Prep Package eliminates guesswork when connecting trailers, featuring hitch guidance and an in-vehicle trailering app that provides real-time visibility. The HD Surround Vision system with bed view camera and trailer camera provisions gives you complete awareness of your surroundings and what you're towing.Inside the cab, you'll find a workspace designed for all-day comfort and connectivity. The full grain leather heated and ventilated front seats feature 16-way power adjusters with lumbar support, while the heated second row outboard seats accommodate passengers on long hauls. The 15-inch multicolor head-up display and 13.4-inch premium information display keep critical information within your line of sight. Wireless phone projection and the Bose premium 12-speaker audio system keep you connected and entertained throughout your journey.Safety and visibility are paramount in this truck's design. Automatic emergency braking, lane departure warning, and rear cross traffic alert work continuously to protect you and your payload. The ultrasonic front and rear park assist system simplifies maneuvering in tight spaces, while the complete HD camera system ensures you see obstacles and surroundings clearly. Dual heavy-duty 70 amp-hour batteries and a 220-amp alternator provide the electrical capacity this truck demands.The exterior reflects the Denali Ultimate's premium positioning. Sterling Metallic Gray paint is complemented by the signature Denali Ultimate grille in Vader Chrome, LED cargo area lighting, and LED smoked amber roof marker lamps. The all-weather floor liners protect your interior during rugged workdays, while the spray-on pickup bedliner with GMC logo preserves the truck bed's integrity. The side assist handle provides convenient support when loading and exiting the cab.This truck represents a serious investment in capability and quality. Come see what the Denali Ultimate can bring to your work and lifestyle.