2026 GMC Sierra 3500 HD 4WD Crew Cab Standard Box AT4

Introducing the new 2026 GMC Sierra 3500HD AT4 in stunning Onyx Black with a robust 44 drivetrain, built to conquer the toughest terrains with ease. This powerful truck features the renowned Duramax 6.6L Turbo-Diesel V8 engine that delivers an impressive 470 horsepower and an astonishing 975 lb-ft of torque. Whether you're navigating city streets or rugged landscapes, the 10-speed automatic transmission ensures a smooth drive. Step inside the Sierra and indulge in the luxurious Jet Black interior accented with Kalahari stitching, featuring perforated leather bucket seats. The contemporary design of this Crew Cab includes a power sunroof and a technologically advanced GMC infotainment system with a 13.4-inch diagonal colour touchscreen, integrating innovative Google apps, wireless Android Auto, and Apple CarPlay. Stay connected and confident on the road with a suite of safety and driver assistance features, including lane assist, parking sensors, a rear camera mirror, and a multicolour 15" diagonal head-up display. The Technology Package and AT4 Preferred Package elevate the Sierra's comfort and convenience with remote start, heated and cooled seats, and a universal home remote. Ideal for adventurers and hardworking professionals, this Sierra 3500HD is equipped with the Snow Plow Prep/Camper Package, making it perfect for winter conditions or camping escapades. Plus, with the engine block heater, skid plates, and high-output alternator, you're ready for any challenge. Don't miss the opportunity to own this exceptional truck. Contact Laplante Chevrolet Buick GMC today to schedule your test drive and experience the powerful capabilities of the GMC Sierra 3500HD AT4 before it's gone!