2026 GMC Sierra 2500HD AT4X Crew Cab 4WD

ALL VEHICLES SUBJECT TO A $225 DEALER DOC FEE. NEW VEHICLES PRE-LOADED WITH OUR VIP PACKAGE FOR $2995. THIS INCLUDES 1 YEAR OIL CHANGES AND TIRE ROTATIONS. ONE YEAR INTERIOR AND EXTERIOR PROTECTION. WINDOW TINT, ALL-WEATHER FLOOR MATS, AND WHEEL LOCKS. 1 YEAR THEFT PROTECTION. LIFETIME POWERTRAIN WARRANTY* SOME EXCLUSIONS APPLY TO THE LIFETIME WARRANTY Introducing the 2026 GMC Sierra 2500HD AT4X - a true off-road champion that combines exceptional power, advanced technology, and uncompromising comfort. This formidable truck is engineered to conquer any terrain, making it the ultimate choice for those who demand the very best. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (Includes (K05) Engine Block Heater) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) - 12 Speakers - Bose Premium Series 12-Speaker System - Premium audio system: Premium GMC Infotainment System - Heads-Up Display - Off-Road Suspension - 2-Speed Active Transfer Case - Spray-on Pickup Bedliner with GMC Logo - Gooseneck/5th Wheel Prep Package - Hitch Package - Hill Descent Control - 16-Way Power Driver Seat Adjuster with Lumbar - 16-Way Power Passenger Seat Adjuster with Lumbar - Heated 2nd Row Outboard Seats - Ventilated Driver and Front Passenger Seats The 2026 GMC Sierra 2500HD AT4X is a true workhorse, boasting a Duramax 6.6L V8 Turbodiesel engine that delivers an impressive 470 horsepower and an astounding 975 lb-ft of torque. This powerhouse is paired with a 10-speed automatic transmission, ensuring seamless and efficient performance, whether you're hauling heavy loads or tackling challenging off-road adventures. The Sierra 2500HD AT4X is equipped with a robust 2-speed active transfer case, providing the ultimate in 4WD capability. The off-road-tuned suspension and heavy-duty components ensure that this truck can handle even the most demanding terrain with ease, while the spray-on bedliner and gooseneck/5th wheel prep package make it the perfect companion for all your towing and hauling needs. Inside, the Sierra 2500HD AT4X offers unparalleled comfort and convenience. The premium Bose audio system and heads-up display provide an immersive driving experience, while the 16-way power-adjustable front seats with heating and ventilation ensure that you and your passengers arrive refreshed and relaxed, even after the longest journeys. Whether you're tackling the great outdoors or navigating the urban jungle, the 2026 GMC Sierra 2500HD AT4X is the ultimate expression of power, capability, and refinement. Experience the difference for yourself and schedule a test drive today. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 06/01/2026

Additional Information

Gooseneck/5th Wheel Prep Package,Hitch Package,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series 12-Speaker 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,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 and 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 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,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 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 Premium Floor Liners with Removable Carpet Insert,Front reading lights,Garage door transmitter,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auo-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 Premium Floor Liners with Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions and Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front and Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,16-Way Power Driver Seat Adjuster with Lumbar,16-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance with Hitch View,in-Vehicle Trailering System App,Trailer Tire Pressure Monitor Sensors,Alloy wheels,Wheels: 18" Machined Aluminum with High Gloss Black Accents,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows with Express Up/Down,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers