Sierra 3500

Spider

AWD4WD

8-Cylinder Turbo

Diesel

2026 GMC Sierra 3500HD AT4 4WD Duramax 6.6L Turbo Diesel with only 1,960 miles, one owner, clean CARFAX, and factory warranty remaining. VIN: 1GT4UVEY4TF179825. If you re searching for a low mile 2026 GMC Sierra 3500HD AT4 Duramax 4WD that s properly equipped and nearly new, this is the exact truck serious HD buyers wait for. This Sierra 3500HD AT4 is a CARFAX One Owner with a Clean CARFAX, shows just 1,960 miles, and still carries factory warranty remaining a rare combination in a high demand heavy duty diesel truck. Powered by the legendary Duramax 6.6L Turbo Diesel V8 paired with the Allison 10 speed automatic transmission, this Sierra 3500HD delivers exceptional torque, towing capability, and long term durability. The AT4 Off Road Package adds a factory engineered 4WD system, off road suspension tuning, skid plates, hill descent control, and increased ground clearance, making this truck equally capable on job sites, trails, and long highway hauls. This truck is equipped with the highly sought after Premium Plus Package, bringing a luxury level interior to a true heavy duty platform. The crew cab configuration provides full size rear seat comfort, while the leather appointed interior, power sunroof, and premium materials elevate the driving experience well beyond a standard work truck. Technology and convenience features include Apple CarPlay and Android Auto, GMC premium infotainment system, Bose premium audio, head up display, multiple USB ports, wireless connectivity, and advanced trailering technology designed to simplify towing heavy loads. The GMC MultiPro tailgate adds unmatched versatility for loading, hauling, and job site functionality. Safety and driver assist features include forward collision alert, lane departure warning, automatic emergency braking, surround view camera system, trailer side blind zone alert, and advanced towing cameras, providing confidence whether you re navigating traffic, tight spaces, or hauling a trailer. Finished in Onyx Black with AT4 specific exterior accents, power retractable assist steps, LED cargo lighting, spray on bedliner with GMC logo, and bold HD styling, this Sierra 3500HD AT4 presents exactly how a premium heavy duty diesel truck should aggressive, refined, and purpose built. Low mile Sierra 3500HD AT4 Duramax models with a one owner clean history, Premium Plus Package, sunroof, and factory warranty remaining are among the hardest trucks to find. If you want maximum diesel power, off road capability, towing confidence, and premium comfort in one uncompromising package, this 2026 GMC Sierra 3500HD AT4 is the right one. Confirm availability, request pricing, or schedule your test drive today.

Used 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

Used 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package Tampa FL 33618

AT4 Premium Plus Package

LPO, Black Badging Package

Heavy Duty Front Spring/Camper Package

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Ferman Chevrolet on North Dale Mabry

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

Used 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package for sale in Tampa, FL 33618: Truck Details - 773254767 - Autotrader