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Presenting this exceptionally well-equipped 2026 GMC Sierra 2500HD 4WD Denali Ultimate, finished in Sterling Metallic over an Alpine Umber interior. Combining the capability of GMCs heavy-duty Duramax diesel platform with the premium appointments of the Denali Ultimate trim, this truck delivers outstanding towing capability, refinement, and everyday comfort. Power comes from GMCs 6.6-liter Duramax Turbo-Diesel V8, paired with a 10-speed automatic transmission and four-wheel drive. Engineered for demanding workloads and confident towing, this powertrain delivers impressive torque and capability, complemented by an Allison 10-speed automatic transmission and a two-speed Autotrac transfer case. Additional performance equipment includes an automatic locking rear differential, dual alternators, trailer brake controller, integrated trailer brake functionality, and an advanced trailering package. The Sterling Metallic exterior is complemented by the Black Badging Package, featuring black GMC emblems and black Sierra nameplates. Additional exterior equipment includes power assist steps, power-folding and heated trailering mirrors with auto-dimming functionality, LED fog lamps, chrome front recovery hooks, spray-on bedliner, LED cargo area lighting, power rear sliding window, GMC MultiPro tailgate, roof marker lamps, and animated LED projector headlamps. The truck also features the Gooseneck/5th Wheel Package with stamped bed holes and caps, a 7-pin trailer harness, and a 3.42 rear axle ratio. Inside, the Alpine Umber cabin provides a luxurious environment with 16-way power front bucket seats, ventilation for the front seats, heated front and rear outboard seats, and a 60/40 folding rear bench with storage. Additional comfort and convenience features include driver seat and mirror memory, a leather-wrapped steering wheel, wireless charging, remote start, and keyless open and start. Technology is equally impressive, featuring the 13.4-inch premium GMC infotainment system with Google built-in compatibility, navigation capability, Bluetooth, wireless Apple CarPlay and Android Auto, and a 12.3-inch color driver information center. A Bose Premium Series 12-speaker audio system provides an exceptional listening experience, while the bed view camera, front and rear parking assist, HD Surround Vision, and trailer side blind zone alert add confidence when maneuvering and towing. With its powerful Duramax diesel engine, comprehensive trailering equipment, distinctive black exterior accents, and luxurious Denali Ultimate interior, this 2026 Sierra 2500HD offers an outstanding combination of heavy-duty capability and premium GMC refinement. Power comes from GMCs 6.6-liter Duramax Turbo-Diesel V8, paired with a 10-speed automatic transmission and four-wheel drive. Engineered for demanding workloads and confident towing, this powertrain delivers impressive torque and capability, complemented by an Allison 10-speed automatic transmission and a two-speed Autotrac transfer case. Additional performance equipment includes an automatic locking rear differential, dual alternators, trailer brake controller, integrated trailer brake functionality, and an advanced trailering package. The Sterling Metallic exterior is complemented by the Black Badging Package, featuring black GMC emblems and black Sierra nameplates. Additional exterior equipment includes power assist steps, power-folding and heated trailering mirrors with auto-dimming functionality, LED fog lamps, chrome front recovery hooks, spray-on bedliner, LED cargo area lighting, power rear sliding window, GMC MultiPro tailgate, roof marker lamps, and animated LED projector headlamps. The truck also features the Gooseneck/5th Wheel Package with stamped bed holes and caps, a 7-pin trailer harness, and a 3.42 rear axle ratio. Inside, the Alpine Umber cabin provides a luxurious environment with 16-way power front bucket seats, ventilation for the front sea
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