Sierra 3500

Denali Ultimate

Spider

AWD4WD

8-Cylinder Turbo

Diesel

Elevate your driving experience with the exceptional 2026 GMC Sierra 3500HD Denali Ultimate. This powerful and versatile pickup is engineered to conquer any terrain, offering unparalleled capability, advanced technology, and uncompromising luxury. - Technology Package - X31 Off-Road Package - Off-Road Suspension - Hill Descent Control - Auto-Dimming Inside Rearview Mirror with Camera - Multicolor 15&quot; Diagonal Head-Up Display Beneath the bold, distinctive Denali Ultimate grille lies the formidable Duramax 6.6L V8 Turbodiesel engine, paired with a smooth-shifting 10-speed automatic transmission and 4-wheel drive. This powertrain delivers exceptional towing and hauling capabilities, ensuring you can tackle even the most demanding jobs with ease. The Sierra 3500HD Denali Ultimate's exterior is adorned with premium features, including a spray-on bedliner, LED cargo area lighting, and a power sliding rear window with a defogger. The 20-inch ultra-bright machined aluminum wheels and deep-tinted glass add a touch of refined style to this rugged workhorse. Step inside the cabin and be enveloped in a world of unparalleled comfort and convenience. The heated and ventilated front seats, heated rear seats, and 16-way power adjustable driver and passenger seats ensure a tailored fit for any driver. The Bose premium audio system and 13.4-inch diagonal information display keep you connected and entertained on the road. Safety and technology are at the forefront of the Sierra 3500HD Denali Ultimate. Features like the Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert provide added peace of mind, while the in-vehicle trailering app and Hitch Guidance with Hitch View make towing a breeze. Whether you're tackling the toughest job sites or embarking on your next adventure, the 2026 GMC Sierra 3500HD Denali Ultimate is the ultimate companion. Experience the perfect blend of power, capability, and refined luxury. Schedule a test drive today and discover how this exceptional vehicle can elevate your driving experience. Price includes: $500 - Buick &amp; GMC Consumer Cash Program. Exp. 03/02/2026 $500 - GM Military Cash Allowance Program. Exp. 01/04/2027

New 2026 GMC Sierra 3500 Denali Ultimate

New 2026 GMC Sierra 3500 Denali Ultimate Castle Rock CO 80104

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Castle Rock Chevrolet GMC

Detroit

 for sale near you in Castle Rock, CO. Get more information and car pricing for this vehicle on Autotrader.

New 2026 GMC Sierra 3500 Denali Ultimate for sale in Castle Rock, CO 80104: Truck Details - 771592822 - Autotrader