2026 GMC Sierra 3500HD AT4 Crew Cab 4WD

The 2026 GMC Sierra 3500HD AT4 is a true workhorse, designed to conquer any terrain and handle the toughest jobs with ease. This powerful, versatile truck is the perfect companion for those who demand the best from their vehicles. Packed with an impressive array of features, the Sierra 3500HD AT4 is ready to take on any challenge. Boasting a Duramax 6.6L V8 Turbodiesel engine that delivers an exceptional 470 horsepower and an incredible 975 lb-ft of torque, this truck is a force to be reckoned with. Paired with a 10-speed automatic transmission and a robust 4WD system, the Sierra 3500HD AT4 offers unparalleled capability and performance. Duramax 6.6L V8 Turbodiesel (B20-Diesel Compatible) X31 Off-Road Package Bose Premium 7-Speaker Sound System Preferred Equipment Group 4SB Gooseneck/5th Wheel Prep Package The Sierra 3500HD AT4 is designed to tackle any terrain, with an off-road-tuned suspension, hill descent control, and a 2-speed active transfer case. The exterior features a bold, aggressive styling that commands attention, while the interior is packed with premium amenities to ensure a comfortable and convenient driving experience. From the heated and ventilated front seats to the wireless charging and 13.4" diagonal information display, the Sierra 3500HD AT4 is loaded with the latest technology and convenience features. The advanced safety systems, including forward collision alert, automatic emergency braking, and lane departure warning, provide added peace of mind on the road. Whether you're hauling heavy loads, towing a trailer, or venturing off the beaten path, the 2026 GMC Sierra 3500HD AT4 is the ultimate heavy-duty truck. With its uncompromising power, exceptional capability, and premium features, this vehicle is a true standout in its class. Experience the difference for yourself. Visit our showroom today and let us demonstrate the incredible capabilities of the 2026 GMC Sierra 3500HD AT4. We're confident you'll be impressed by its performance, versatility, and overall value. Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. All vehicles are subject to prior sale. Price does not include applicable tax, title, license, and a $387.00 documentation fee or other fees required by law, lending institutions, and/or lessors. Vehicles shown at different locations are not currently in our inventory (not in stock) but can be made available at our location within a reasonable time after your request. Listed APR, down payment, payments, incentives and other terms are estimates for example purposes only. The payment information provided here is not a commitment by any organization to provide credit, leases or other programs. Some customers may not qualify for listed programs. We carry all makes and models as well as New and Certified Pre-Owned Vehicles with Automatic and Manual Transmission, Hybrid vehicles with 3rd Row Seats, Backup Camera, Bluetooth, Hands-Free. Price includes: Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. All vehicles are subject to prior sale. Price does not include applicable tax, title, license, and a $387.00 documentation fee or other fees required by law, lending institutions, and/or lessors. Vehicles shown at different locations are not currently in our inventory (not in stock) but can be made available at our location within a reasonable time after your request. Listed APR, down payment, payments, incentives and other terms are estimates for example purposes only. The payment information provided here is not a commitment by any organization to provide credit, leases or other programs. Some customers may not qualify for listed programs.$500 - Buick & GMC Consumer Cash Program. Exp. 04/30/2026

Additional Information

AT4 Preferred Package,Gooseneck/5th Wheel Prep Package,Preferred Equipment Group 4SB,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,Radio: AM/FM Stereo with Premium GMC Infotainment System,SiriusXM with 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,Memory seat,Power driver seat,Power Front Windows with Passenger Express Up/Down,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,Keyless Open and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,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,Heavy-Duty 80 Amp-Hour Battery,Auto-dimming door mirrors,Black Power-Retractable Assist Steps,Bumpers: body-color,Gloss Black Header and 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 with GMC Logo,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,Bed View Camera with Two 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 reading lights,GMC Premium 13.4" Diagonal Information Display,HD Surround Vision,Heated steering wheel,Illuminated entry,Outside temperature display,Overhead console,Passenger vanity mirror,Premium Front Floor Liners with Removable Carpet Insert,Premium Rear Floor Liners with Removable Carpet Insert,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,Ultrasonic Front and Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,10-Way Power Driver Seat Adjuster with Lumbar,10-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Perforated Front Leather Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance with Hitch View,Alloy wheels,Wheels: 20" High Gloss Black 8 Spoke Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers

* Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. All vehicles are subject to prior sale. Price does not include applicable tax, title, license, and a $398.00 documentation fee or other fees required by law, lending institutions, and/or lessors. Vehicles shown at different locations are not currently in our inventory (not in stock) but can be made available at our location within a reasonable time after your request. ** Listed APR, down payment, payments, incentives and other terms are estimates for example purposes only. The payment information provided here is not a commitment by any organization to provide credit, leases or other programs. Some customers may not qualify for listed programs.