• Powerful Duramax 6.6L Turbo-Diesel V8 Engine
• Exceptional towing capacity, perfect for heavy-duty tasks
• Premium Denali Ultimate interior with high-quality leather and wood accents
• Advanced infotainment system with large touchscreen display and navigation
• MultiPro tailgate for enhanced versatility and convenience
• Adaptive cruise control for improved driving comfort on long journeys
• High-strength steel frame ensuring durability and stability
• LED headlamps and taillamps for enhanced visibility and style
• Comprehensive safety features including lane departure warning and blind-spot monitoring

Under the hood of the 2026 GMC Sierra 2500HD Denali Ultimate lies the formidable Duramax 6.6L Turbo-Diesel V8 engine, delivering robust performance and impressive torque. This engine is specifically engineered for B20-diesel compatibility, providing both power and efficiency for your heavy-duty needs. Whether towing a large trailer or navigating rough terrains, the Sierra 2500HD ensures reliability and strength, affirming its place as a leading choice in the heavy-duty truck segment.

The Sierra 2500HD boasts a striking Onyx Black exterior finish, exuding elegance and sophistication. Its bold grille and refined body lines showcase GMCs commitment to high-quality design, while advanced LED headlamps and taillamps enhance its modern appeal. The vehicle's robust stance not only emphasizes its power but also contributes to its commanding presence on the road. With its MultiPro tailgate, functionality is elevated, providing multiple configurations to support various hauling tasks.

The Denali Ultimate trim offers a luxurious interior that combines comfort and technology. The cabin is adorned with premium leather seating, accented by real wood trim, creating an atmosphere of refinement. The state-of-the-art infotainment system includes a large touchscreen display, Bluetooth connectivity, and navigation features, ensuring that every journey is enjoyable and connected. Additionally, practical features such as ample storage space and ergonomic seating make the Sierra 2500HD an exceptional choice for both work and leisure.

The 2026 GMC Sierra 2500HD Denali Ultimate is not just a truck; it's a statement of power and luxury. From its robust performance capabilities to its sophisticated design, this heavy-duty vehicle is built to exceed expectations for both performance-driven tasks and comfort-focused journeys.