* AT4 Premium Plus Pkg * Power Sunroof * Rear Camera Mirror * Head-Up Display * Max Trailering Pkg * Gooseneck/5th Wheel Prep Pkg * Heated/Vented Front Seats * Heated Second Row Seats * Bose Speakers * Arrive in powerful style with the 2026 GMC Sierra 2500HD AT4, finished in sharp Onyx Black with a striking Jet Black interior accented by Kalahari. This robust truck comes equipped with a 6.6L Duramax Diesel Engine that outputs an impressive 470 hp and 975 lb-ft of torque, paired with a 10-speed automatic transmission for seamless power delivery. Its 4x4 capability makes it a reliable partner for both work and adventure. Key features include the HD Surround Vision System and Blind Spot Monitor for enhanced safety, along with Adaptive Cruise Control for a smoother journey. Experience the luxury of seats- both heated and ventilated front seats, heated second row seats, and a heated steering wheel- for maximum comfort in any weather. The integrated navigation system ensures you're always on track, while the smart device integration keeps you connected. The vehicle is designed with convenience in mind, featuring remote engine start and a power folding mirror system. For those needing additional utility, it includes a Gooseneck/5th Wheel Prep Pkg, a Max Trailering Pkg, and a spray-on Bed Liner optimised for heavy-duty use. Rear Cross Traffic Alert and a comprehensive array of safety features like Lane Departure Warning and Front Collision Alert bolster driver confidence. A perfect blend of toughness, comfort, and cutting-edge technology, this GMC Sierra is ready to tackle any challenge that comes your way. Stock # T4364723 AMVIC Licensed Dealer.