2026 GMC Sierra 3500HD AT4 Crew Cab 4WD

Built for the wide-open ranch, field and feed-lot routine meet the heavy-duty power you need in the heart of the Panhandle and beyond. Out here where youre hauling feed, livestock trailers, hay bales or moving gear from pasture to pasture, the Sierra 3500HD AT4 stands tall. Picture pulling up to the cattle pens or the grain bins near Dalhart or Amarillo in that bold, rugged AT4 trim ready for whatever your land demands. With a full-size heavy-duty chassis, trailering hardware and a serious diesel or big V-8 powerplant, this truck won't hesitate when you hitch up the gooseneck or roll into the yard after a long day.

Additional Information

AT4 Preferred Package,Preferred Equipment Group 4SB,Technology Package,X31 Off-Road Package,7 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium 7-Speaker Sound System,Premium audio system: Premium GMC Infotainment System,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,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 Services capable,Front anti-roll bar,Front wheel independent suspension,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Pickup Bed,Brake assist,Electronic Stability Control,Lane Departure Warning System,Exterior Parking Camera Rear,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,220 Amp Alternator,Engine Block Heater,Exhaust Brake,Auto-dimming door mirrors,Black Power-Retractable Assist Steps,Bumpers: body-color,Front License Plate Kit,Heated door mirrors,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Turn signal indicator mirrors,Winter Grille Cover,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Buckle to Drive,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,GMC Premium 13.4" Diagonal Information Display,HD Surround Vision,Heated steering wheel,Illuminated entry,Multicolor 15" Diagonal Head-Up Display,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,Trailer Side Blind Zone Alert,Trip computer,Voltmeter,Wireless Charging,Wireless Phone Projection,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated front seats,Heated rear seats,Perforated Front Leather Seat Trim,Power passenger seat,Split folding rear seat,Ventilated front seats,Passenger door bin,Alloy wheels,Wheels: 20" High Gloss Black 8 Spoke Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Rain sensing wipers,Variably intermittent wipers