New 2026 GMC Sierra 2500 HD AT4X For Sale LIGHTHOUSE POINT, FL

Experience the pinnacle of power and capability with the new 2026 GMC Sierra 2500HD AT4X Crew Cab. With just 1 mile on the odometer, this powerhouse is equipped with a legendary Duramax 6.6L Turbo-Diesel V8 engine delivering 470hp and 975 lb-ft of torque, paired with an Allison 10-speed automatic transmission and advanced 4WD system. This AT4X is built for off-road adventure and heavy-duty hauling, featuring Multimatic DSSV shocks, 35" mud terrain tires, underbody skid plates, and a ProGrade Trailering System with gooseneck/5th wheel prep. Enjoy premium comfort with full-grain leather massaging seats, heated/ventilated front and rear outboard seats, a heated steering wheel, and a power sunroof. Stay connected and in control with a 13.4-inch touchscreen, Bose premium audio, wireless charging, Google Built-In, and a 15" head-up display. Advanced safety features include HD Surround Vision, Forward Collision Alert, Lane Departure Warning, and Sierra HD Pro Safety suite. The MultiPro Tailgate, spray-on bedliner, and LED cargo lighting make work and play easier than ever. See this ultimate heavy-duty truck today and elevate your drive.