2026 GMC Sierra 2500 HD

The 2026 Sierra 2500 Heavy Duty is available in several trims, each designed to cater to different preferences and needs. The base Pro trim offers a straightforward, utilitarian design, focusing on functionality and durability. The SLE trim adds a touch of sophistication with chrome accents and an upgraded grille, enhancing its visual appeal. Moving up, the SLT trim introduces more premium features, including body-color bumpers and a polished chrome grille, elevating its presence on the road. For those seeking off-road capabilities, the AT4 trim is equipped with features like skid plates and off-road tires, making it ready for adventure. At the top of the lineup, the Denali trim offers unparalleled luxury with its distinctive chrome grille, premium wheels, and exclusive design elements, setting it apart as the pinnacle of the Sierra 2500 HD range.

The 2026 GMC Sierra 2500 HD is powered by a pair of formidable engine options designed to meet the demands of heavy-duty work and performance. The standard engine is a 6.6-liter V8 gas engine, producing an impressive 401 horsepower and 464 lb-ft of torque. This engine delivers robust performance, whether you're navigating city streets or hauling a substantial load. For those seeking maximum towing and payload capability, the 6.6-liter Duramax Turbo-Diesel V8 engine is available, generating an extraordinary 445 horsepower and 910 lb-ft of torque. This engine is specifically designed for serious towing, offering the power and endurance needed for the most challenging tasks. Both engines are paired with a heavy-duty 10-speed automatic transmission, providing smooth shifting and precise power delivery, ensuring the Sierra 2500 HD is up to any task.

The 2026 Sierra 2500 Heavy Duty is engineered for exceptional performance, combining power, handling, and towing capabilities. With a maximum towing capacity of up to 36,000 pounds when properly equipped, this truck is built to handle the most demanding tasks. The available four-wheel-drive system provides enhanced traction and stability, ensuring confidence on various terrains and in challenging weather conditions. The Sierra 2500 HD also features an advanced suspension system, delivering a smooth and controlled ride, whether you're on the job site or cruising down the highway. With its powerful engine options and robust drivetrain, the Sierra 2500 HD offers unparalleled performance in the heavy-duty truck segment.

The interior of the 2026 GMC Sierra 2500 Heavy Duty is designed to reflect both its strength and sophistication. The cabin offers spaciousness and comfort, with seating for up to six passengers in the Crew Cab configuration. The front seats feature available leather upholstery, with the option for heated and ventilated seating to ensure a comfortable ride in any weather. The rear seats also offer generous space, with ample legroom and reclining capabilities to provide passengers with added comfort on long drives. The Sierra 2500 HD offers a high-tech infotainment system, with a standard 8-inch touchscreen and available 12.3-inch digital display, making it easy to stay connected and entertained while on the move. Apple CarPlay® and Android Auto™ come standard, allowing for seamless smartphone integration. In addition, the available premium audio system and wireless charging pad enhance the in-cabin experience, making every drive enjoyable.

The 2026 GMC Sierra 2500 HD is equipped with an advanced suite of safety features designed to provide peace of mind while on the road. Standard on all models is GMC’s Safety Package, which includes a comprehensive range of driver-assistance technologies. These include Forward Collision Alert, Lane Departure Warning, and Automatic Emergency Braking to help prevent potential collisions. Additionally, the available HD Surround Vision provides a bird’s-eye view of the truck’s surroundings, which is particularly useful when maneuvering the large vehicle in tight spaces or while towing. The Sierra 2500 HD also offers the option of Adaptive Cruise Control, which maint