Introducing the 2025 GMC Sierra 1500 AT4 4WD Crew Cab, a perfect blend of rugged capability and refined comfort. This exceptional truck features a bold 157" standard box, designed to tackle any terrain with confidence. Powered by a state-of-the-art Duramax 3.0L I-6 diesel engine, delivering an impressive 305 horsepower, it ensures you'll have the power and efficiency needed for both work and play. The AT4 model elevates your driving experience with its advanced off-road performance enhancements, including an adaptive air suspension and specialized skid plates. Coupled with its robust 4WD system, this Sierra 1500 is ready to conquer challenging environments while keeping passengers comfortable in a spacious crew cab layout. Inside, you'll find a thoughtfully designed cabin equipped with premium materials and the latest technology to enhance connectivity and entertainment on the go. The Sierra 1500 AT4 combines functionality with style, making it the perfect choice for those who demand more from their vehicle. Experience the perfect balance of power, comfort, and versatility with the 2025 GMC Sierra 1500 AT4 4WD Crew Cab. Whether you're heading to the job site or the great outdoors, this truck is your reliable partner.