Meet the 2025 GMC Sierra 2500HD AT4X, built for those who demand capability without compromise. This Gray heavy-duty pickup combines raw power with refined comfort, making it equally at home on the job site or the open road. - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD - Gooseneck/5th Wheel Prep Package for versatile towing and hauling - Preferred Equipment Group 4SG with premium appointments - Bose Premium Series 12-speaker sound system with SiriusXM 360L trial subscription - 15-inch multicolor head-up display with intuitive driver information - Advanced trailering technology including bed view camera with trailer provisions and trailer viewing software - Off-road suspension with 2-speed active transfer case and hill descent control - HD surround vision with ultrasonic front and rear park assist - 16-way power driver and passenger seats with lumbar support and ventilation - Full grain leather seat trim with heated capability for driver, passenger, and rear outboard seats - Automatic emergency braking, lane departure warning, and forward collision alert - Wireless phone projection and Apple CarPlay/Android Auto integration - Power sunroof and power sliding rear window with defogger - 18-inch machined aluminum wheels with high-gloss black accents - Spray-on pickup bedliner with GMC logo and LED cargo area lighting The AT4X designation signals serious capability. The off-road suspension and active transfer case deliver confident handling across challenging terrain, while the turbodiesel engine provides the torque you need for heavy loads. The bed-mounted and instrument panel power outlets keep your equipment charged, and the integrated trailering system with trailer tire pressure monitoring takes the guesswork out of towing. Inside, the cabin reflects professional-grade quality. The leather steering wheel, heated seats with ventilation, and comprehensive climate controls create a workspace that supports long days. Dual-zone automatic temperature control maintains comfort for driver and passenger alike. The 15-inch head-up display keeps critical information at eye level, reducing distraction while you focus on the road. Safety technology is woven throughout this truck. Automatic emergency braking, lane departure warning, and rear cross traffic alert work proactively to prevent incidents. The bed view camera with trailer provisions, along with the surrounding vision system, eliminates blind spots when maneuvering or backing up. OnStar emergency communication provides additional peace of mind. The Sierra 2500HD AT4X represents peak heavy-duty truck engineering. With its turbodiesel efficiency, comprehensive technology suite, and premium creature comforts, this is a truck that earns its keep while respecting your workday demands. Come experience how capability and comfort converge in this outstanding machine.

Additional Information

Gooseneck/5th Wheel Prep Package,Preferred Equipment Group 4SG,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series 12-Speaker System,Radio: AM/FM w/Premium GMC Infotainment System,SiriusXM w/360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Heads-Up Display,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Off-Road Suspension,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power moonroof,Power Sunroof,Pickup Box,Brake assist,Electronic Stability Control,Lane Departure Warning System,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Speed control,2-Speed Active Transfer Case,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Gloss Black Door Handles,Gloss Black Header Grille & Grille Insert Bars,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bedliner w/GMC Logo,Turn signal indicator mirrors,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera w/2 Trailer Camera Provisions,Buckle to Drive,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front Prem Floor Liners w/Removable Carpet Insert,Front reading lights,Garage door transmitter,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auto-Dimming Rear Camera Mirror,Leather steering wheel,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear Prem Floor Liners w/Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions & Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,16-Way Power Driver Seat Adjuster w/Lumbar,16-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance w/Hitch View,In-Vehicle Trailering System App,Trailer Tire Pressure Monitor Sensors,Alloy wheels,Wheels: 18" Machined Alum w/High Gloss Blk Accents,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows w/Express Up/Down,Power Sliding Rear Window w/Defogger,Rain sensing wipers,Variably intermittent wipers,3.73 Rear Axle Ratio