2026 GMC Sierra 2500HD SLE

Experience the power and capability of the 2026 GMC Sierra 2500HD SLE Crew Cab, designed for demanding work and rugged off-road adventures with advanced safety and towing features.

This diesel-powered powerhouse boasts a Duramax 6.6L Turbo-Diesel V8 engine delivering an impressive 470 hp and 975 lb-ft of torque, paired with a smooth 10-speed automatic transmission and a two-speed electronic Autotrac transfer case for superior 4x4 performance. The X31 Off-Road and Protection Package enhances durability with Rancho twin-tube shocks, hill descent control, skid plates, and all-terrain tires on 18" machined aluminum wheels. The truck rides on 20" bright face wheels with dark painted pockets, combining style and strength.

Towing is simplified with the Gooseneck/5th Wheel Prep Package featuring a hitch platform and bed-mounted 7-pin trailer harness, while the Sierra HD Pro Safety Plus Package offers Trailer Side Blind Zone Alert, Rear Cross Traffic Alert, HD Surround Vision, and Front and Rear Park Assist for confident hauling. The power-adjustable vertical trailering mirrors include heated, auto-dimming glass, turn signals, puddle lamps, and perimeter lighting.

Inside, six occupants enjoy cloth seats with a split rear bench and pass-through, complemented by convenience features such as remote start, keyless entry, Bluetooth, and a back-up camera. Rugged all-weather floor liners and a spray-on bedliner protect against the elements, making this Sierra 2500HD ready for any challenge.