Unveil the fusion of power and luxury with the 2026 GMC Sierra 2500HD Denali Ultimate. Bathed in a sophisticated Onyx Black exterior and complemented by an Alpine Umber interior, this remarkable truck is designed to captivate and perform. Under the hood lies the might of a Duramax 6.6L Turbo-Diesel V8 engine, capable of generating a formidable 470 horsepower and 975 lb-ft of torque, seamlessly paired with a 10-speed automatic transmission. Equipped with a Gooseneck/5th Wheel Prep Package, this Sierra is ready for the most challenging towing needs, offering versatility for both work and leisure. The High Idle Switch adds efficiency when managing heavy-duty tasks or extended idling periods. A suite of advanced safety features including Front Collision Mitigation, Lane Departure Warning, Cross-Traffic Alert, and Blind Spot Monitor instills confidence in even the most treacherous of road conditions. Inside, the epitome of comfort awaits with full grain leather seats, offering a massage feature for the utmost relaxation on the go. The vehicle’s technology takes convenience and entertainment to new heights, boasting an array of amenities such as a Heads-Up Display, Aerial View Display System, and a premium sound system for an immersive auditory experience. Elevate your drive with practical enhancements that include Power Retractable Running Boards for effortless entry, a Bed Liner to protect against the elements, Integrated Tailgate Step for easy bed access, and Premium Floor Liners with Removable Carpet Insert to keep your interior pristine. This four-wheel powerhouse, known for its dependable 4×4 capability, is modern adventure embodied, available to discerning drivers seeking a blend of high performance and unmatched elegance. Stock # T4145574