* Duramax Diesel * Gooseneck/5th Wheel Prep Pkg * Power Sunroof * Rear Camera Mirror * Head-Up Display * Power Assist Steps * Heated/Ventilated Front Seats * Heated Second Row Seats & Steering Wheel * Bose Speakers * Harness the power and luxury of the 2026 GMC Sierra 3500HD AT4, a robust blend of functionality and style for your adventures in and around Edmonton. Decked in Summit White with a commanding Jet Black interior featuring Kalahari accents, this 4×4 handles all terrains with ease. The heart of this beast is the 6.6L Duramax Diesel V8 engine, producing 470 hp and 975 lb-ft of torque, paired with an Automatic 10-speed transmission, ready to tackle any challenge. This Sierra is more than just brawn. The AT4 Premium Plus Pkg enhances your experience with a power sunroof, Rear Camera Mirror, Head-Up Display, and Power Retractable Assist Steps with LED Lighting. It is equipped with a Gooseneck/5th Wheel Prep Pkg, making it ideal for towing. Safety and convenience are paramount with features like the HD Surround Vision system, front collision alert, blind zone alert, and rear parking assist. Inside, comfort meets utility with heated and ventilated front seats, a heated steering wheel, and heated second row seats. The navigation system and premium sound system assure both guidance and entertainment. Don’t let the weather hold you back; the automatic high beams and rain sensing wipers adapt to changing conditions, keeping your focus on the road. Assert your presence on the road with the Sierra 3500HD AT4 a touchstone of strength and refinement. Stock # T4265830 AMVIC Licensed Dealer.