2025 GMC Sierra 2500

Meet the 2025 GMC Sierra 2500HD AT4, a heavy-duty truck built to handle demanding work and deliver commanding presence on every road. This Black exterior Onyx finish showcases the truck's bold stance and refined styling, while the 6.6L V8 engine paired with a 10-speed automatic transmission and 4WD capability ensures you have the power and control needed for any terrain. - AT4 Premium Plus Package with power sunroof and Technology Package - Gooseneck/5th Wheel Prep Package for professional hauling flexibility - Bose Premium 7-Speaker Sound System with SiriusXM and 360L Trial - HD Surround Vision and Bed View Camera with trailer camera provisions - Heated and ventilated leather-appointed front seats - Multicolor 15 Head-Up Display for enhanced visibility - Off-Road Suspension with Hill Descent Control and 2-Speed Active Transfer Case - Wireless Phone Projection and Apple CarPlay/Android Auto compatibility - Ultrasonic front and rear park assist with trailer side blind zone alert - Spray-on pickup bedliner with GMC logo - 20 high gloss black aluminum wheels - 3.73 rear axle ratio for optimal towing and hauling - In-Vehicle Trailering System App with hitch guidance - 120-volt bed-mounted and instrument panel power outlets - Automatic emergency braking and forward pedestrian braking The cab has been thoughtfully designed for both comfort and functionality. The perforated leather-appointed front seats offer heating and ventilation, while 10-way power adjusters with lumbar support keep you comfortable during long drives. The heated steering wheel and automatic dual-zone climate control add to the refinement, and the wireless charging pad keeps your devices powered throughout the day. Capability is at the core of this Sierra 2500HD AT4. The off-road suspension and X31 off-road package work together to provide confidence on rough terrain, while the 2-speed active transfer case lets you switch between two-wheel and four-wheel drive as conditions demand. The gooseneck and 5th wheel prep package includes a hitch platform with tray, stamped bed holes with caps, and a bed-mounted 7-pin trailer harness, giving you the infrastructure to handle serious towing operations. Safety and technology standards reflect GMC's commitment to modern truck ownership. The truck features automatic emergency braking, forward pedestrian braking, and a comprehensive vision system including HD Surround Vision and bed view camera. The Lane Departure Warning System and Rear Cross Traffic Alert provide additional peace of mind, while OnStar services capabilities keep you connected and supported. The practical touches make this truck ready for work from day one. The spray-on bedliner protects your cargo area, while multiple USB portsâincluding 2 charge/data ports and 2 charge-only rear USB portsâensure your team stays connected. The bed-mounted 120-volt power outlet provides convenient charging capability, and the remote vehicle starter system means the truck can be running an