Sierra 2500

Spider

AWD4WD

8-Cylinder Turbo

Diesel

This 2026 GMC Sierra 2500HD AT4 Crew Cab combines heavy-duty hardware with a detailed set of upgrades, including a BDS Suspension 5 lift, FOX 2.0 shocks at both ends, and a four-wheel alignment, along with 22 Fuel Off-Road FC873 Charger wheels in full satin black and 37x13.50R22 Nitto Ridge Grappler tires. In Coastal Dune Paint, it carries the AT4's more rugged appearance while keeping the bodywork clean and purposeful, with the added visual presence of roof marker lamps and power retractable assist steps. The truck also includes a front license plate bracket and a winter grille cover, along with the AT4 Premium Plus Package, the AT4 Preferred Package, and the Technology Package. This combination places the appearance and equipment list on the same level as the truck's intended workload, without relying on decorative treatment to make the point. Inside the cabin, this Sierra 2500HD AT4 Crew Cab includes leather seats, a power sunroof, a head-up display, premium audio, a Wi-Fi hotspot, and a rear camera mirror. Adaptive Cruise Control and Collision Warning are part of the available driver-assist equipment, while the Technology Package adds to the truck's information and convenience features. The interior presentation remains practical and straightforward, with the details focused on usability rather than ornament. Controls, displays, and seating materials are specified to support long-distance travel and daily use, and the cabin equipment reflects that approach through familiar GMC features instead of novelty items. Capability is supported by a 3.42 rear axle ratio, an exhaust brake, a 220 amp alternator, an engine block heater, and Federal Emissions Requirements. This truck also carries a GVWR of 11,350 lbs., which places it firmly in heavy-duty territory, and the mechanical specification is consistent with the AT4's intended role in towing and hauling work. The LT275/65R20E BF Goodrich Off-Road T/A tires are listed as part of the equipment, adding another layer to the truck's already work-ready specification. The choices made here are functional and specific, with each item contributing to the truck's operating profile rather than serving as decoration. This 2026 GMC Sierra 2500HD AT4 Crew Cab presents a combination of factory equipment and added suspension and wheel-and-tire components that changes the truck's stance without obscuring its core hardware. The BDS lift, the FOX dampers, the Fuel wheels, and the Nitto tires are paired with the rest of the listed options in a way that keeps the build coherent with the Sierra HD platform. The AT4 badge, the Premium Plus content, and the utility-oriented equipment are all present in the same specification, along with the roof marker lamps, the assist steps, and the sunroof. The result is a heavy-duty pickup whose features are spelled out clearly in the equipment list and whose character is defined by the parts and options it carries.----We've built an unmatched reputation over the last two decades for customizing and selling thousands of the highest quality used vehicles in the country. Our inventory is nationally sourced by our certified buyers who cherry pick only the best of the best of what is available. These vehicles then go through an 82 point inspection process to guarantee quality and safety. Our lift kits are installed by our own factory-trained technicians, who have thousands of hours of experience. The installation is then inspected by a second dedicated quality control technician, before being sent to our state of the art Hunter Engineering laser alignment rack. Our aftermarket research and development team always matches the best fitting lift kit, shocks, and wheel &amp; tire combinations to each individual vehicle for optimal off-road performance, while maintaining an incredibly smooth ride on the street. We never cut any corners on our builds, which is why we only use top quality name brand products when building your Truck, SUV or Jeep&gt;

Used 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package Phoenix AZ 85022

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 for sale near you in Phoenix, AZ. Get more information and car pricing for this vehicle on Autotrader.

Used 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package for sale in Phoenix, AZ 85022: Truck Details - 792651137 - Autotrader

Listing Price	$94,705
Doc Fee	+ $489
Drive Pure	+ $296
Total Price	$95,490
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Used 2026 GMC Sierra 2500 AT4 AWD/4WD

w/ AT4 Premium Plus Package

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