Are you ready to take command of an exceptional powerhouse? Discover the 2025 GMC Sierra 3500HD AT4, a beast designed for both work and adventure. Dressed in a lustrous Sterling Metallic exterior and a sophisticated Black interior with Kalahari accents, this new vehicle is where robust capabilities meet luxury. Under the hood lies a formidable Duramax 6.6L Turbo-Diesel V8 engine, offering an impressive 470 horsepower and 975 lb-ft of torque, paired with an Allison 10-Speed Automatic Transmission to ensure power is always at the ready. Thanks to its 4×4 capabilities, no terrain is too daunting for this champion. The Sierra 3500HD AT4 is tailored for those who demand more from their vehicles; it comes equipped with a GVWR of 12,100 lbs, ensuring that hauling heavy payloads is a breeze. The convenient Gooseneck / 5th Wheel Prep Package signifies that towing large trailers for work or play won’t be a challenge. When adventures await, the integrated Tailgate Step aids access to the truck bed, which comes protected with a robust bed liner. Advanced safety features like Front Collision Warning, Lane Departure Warning, and Blind Spot Monitor assure peace of mind while on the road. The Rear Parking Aid and HD Surround Vision enhance driver confidence during tight maneuvers. Enjoy every journey in comfort with heated and cooled front seats, a heated steering wheel, and second-row heated seats ensuring every passenger’s comfort in any season. The AT4 Premium Plus Package includes a power sunroof, perfect for those pleasant summer days, while the Technology Package keeps you connected with a built-in Navigation System. Embrace tough jobs and grand adventures with this GMC Sierra 3500HD AT4, stocked with features that offer both utility and indulgence. Stock # T4340421