Used 2025 Gmc Sierra AT4

This 2025 GMC Sierra 2500HD AT4 is finished in Summit White and equipped with four-wheel drive. With just 12,319 miles, it is powered by a 6.6L Duramax V8 turbodiesel engine paired with a 10-speed automatic transmission and is offered by Lenz Truck Center in Fond du Lac. The Sierra 2500HD AT4 is built for drivers who require heavy-duty capability with a rugged, off-road-oriented design. This example is equipped with the AT4 Preferred Package and Technology Package, enhancing both functionality and driver awareness. The Duramax diesel provides strong torque and dependable performance for towing and hauling, while the AT4 trim delivers a confident stance and purposeful capability for demanding conditions. Inside, the AT4 cabin balances durability with advanced technology. Features include a heads-up display, rearview camera mirror, backup camera, and a 360-degree camera system to support visibility and control in a variety of environments. A moonroof adds natural light to the interior, contributing to a more open and comfortable driving experience. Exterior details include 20-inch high gloss black aluminum wheels wrapped in Goodyear Wrangler Trailrunner AT tires, reinforcing the Sierra 2500HD AT4's off-road-ready appearance. This truck is configured with single rear wheels and has a clean, one-owner Carfax. This Sierra 2500HD AT4 includes remaining factory warranty coverage with a 36-month or 36,000-mile bumper-to-bumper warranty and a 60-month or 60,000-mile powertrain warranty. Available now at Lenz Truck Center in Fond du Lac, this 2025 GMC Sierra 2500HD AT4 offers a strong combination of diesel power, advanced technology, and rugged capability.