What is the AT4 package on GMC Sierra? In short, the AT4 package transforms your 2025 GMC Sierra 1500 into a premium off-road machine with enhanced capability for hauling, towing, and conquering challenging terrain. The Anderson Buick GMC of Hunt Valley team is here to showcase how this rugged package delivers the power and features that make every adventure possible.
Off-Road Capability That Conquers Any Terrain
The GMC Sierra AT4 features a factory-installed two-inch suspension lift that provides serious ground clearance for off-road adventures. This feature works alongside an off-road suspension system with Rancho monotube shocks and underbody skid plates to protect vital components when traversing rocky trails or uneven terrain. Red recovery hooks and rugged 33-inch Goodyear Wrangler Territory tires complete the package to ensure your GMC Sierra AT4 can handle whatever Mother Nature throws your way.
Enhanced Towing and Hauling Power
The AT4 package doesn’t sacrifice capability for adventure — available GMC Sierra AT4 towing capacity reaching up to 13,200 lbs when properly equipped with the available Duramax® 3.0-liter turbo-diesel engine. Meanwhile, the innovative MultiPro™ tailgate offers six different configurations to simplify loading and unloading cargo.
Advanced technology supports your towing needs with up to 14 available camera views, including transparent trailer view capability. Plus, the available Head-Up Display keeps critical information in your line of sight, and the integrated trailer brake controller and trailer sway control ensure safe hauling on any terrain.
What Is the AT4 Package on GMC Sierra? Find Out in Cockeysville, MD
Ready to discover what the AT4 package can do for your next adventure? Visit Anderson Buick GMC of Hunt Valley to explore the complete lineup of new GMC Sierra 1500 trucks and see why the AT4 package makes the 2025 GMC Sierra 1500 the ultimate adventure companion.