Shop New Sierra HD Trucks | Specs, Features & Inventory
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The GMC Sierra HD is built for those who demand serious power and capability. Ideal for heavy-duty towing and hauling around Golden, the Sierra HD delivers incredible torque, cutting-edge trailering tech, and a confident driving experience.
At AutoNation Buick GMC West, you’ll find Sierra HD models in multiple configurations, including the rugged AT4 and premium Denali trims, each equipped with advanced safety features and comfort-focused amenities.
in Golden, CO
36 Vehicles Available
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GMC Sierra HD
Performance and Capability
The GMC Sierra HD, available as the Sierra 2500HD and 3500HD, is built to handle the heaviest jobs with confidence. It offers powerful engine choices, including a gas V8 and the available Duramax turbo-diesel V8 paired with the Allison automatic transmission. Properly equipped, the Sierra HD can tow massive trailers, haul substantial payloads, and tackle steep grades with ease. Available four-wheel drive and off-road-focused AT4 and AT4X trims add capability for challenging terrain. Features like the available ProGrade Trailering System and integrated trailer brake controller make towing safer and more efficient.
Interior Comfort and Cargo
Inside, the Sierra HD blends work-ready durability with premium comfort. The cabin is spacious, with higher trims offering leather upholstery, wood accents, and heated and ventilated seating. Crew Cab models provide generous legroom for rear passengers, while clever storage options keep tools and gear organized. The truck bed is built for utility, with available features like the GMC MultiPro Tailgate, LED lighting, and a spray-on bedliner for added protection.
Technology and Safety
The Sierra HD features advanced technology designed to support both work and everyday driving. Its infotainment system includes a large touchscreen with Apple CarPlay, Android Auto, and available Google built-in compatibility. Premium audio options, wireless device charging, and multiple USB ports keep you connected on the go. Safety and driver-assistance technologies include forward collision alert, lane departure warning, rear cross traffic alert, and available adaptive cruise control. The available camera system offers multiple views for better visibility when towing or maneuvering in tight spaces.
Sierra HD Model Information
Explore more information about current and previous year versions of this popular truck.
Why Buy a GMC Sierra HD from AutoNation Buick GMC West
The GMC Sierra HD delivers unmatched capability, durability, and refinement for those who need more from their truck. At AutoNation Buick GMC West, we offer a wide selection of Sierra HD models, competitive pricing with our 1Price guarantee, and expert support from purchase through service. Whether you’re towing heavy loads for work or hauling for recreation, the Sierra HD is built to perform and last.