2026 GMC Sierra 2500HD AT4 Crew Cab 4WD

Discover the ultimate heavy-duty pickup that blends power, capability, and refined style - the 2026 GMC Sierra 2500HD AT4. This exceptional truck is engineered to conquer any terrain, whether you're tackling tough job sites or embarking on epic adventures. Under the hood, the Sierra 2500HD AT4 boasts a Duramax 6.6L V8 Turbodiesel engine, delivering an impressive 470 horsepower and an astounding 975 lb-ft of torque. Paired with a 10-speed automatic transmission and a robust 4WD system, this powertrain ensures you have the strength and control to take on any challenge. The included engine block heater and exhaust brake further enhance the Sierra's performance and versatility, making it a true workhorse. - Onyx Black exterior - Black interior - Engine Block Heater - AT4 Premium Plus Package - Snow Plow Prep/Camper Package - Gooseneck/5th Wheel Prep Package The Sierra 2500HD AT4 is meticulously engineered to tackle the toughest terrain. The X31 Off-Road Package, which includes Hill Descent Control and an advanced 4WD system, allows you to conquer even the most rugged environments with confidence. The off-road high clearance step and skid plates further protect the underbody, ensuring you can navigate through obstacles with ease. Elevate your driving experience with the AT4 Premium Plus Package, which includes a power sunroof, the Technology Package, and the AT4 Preferred Package. Enjoy the convenience of wireless charging, the clarity of the Bose premium sound system, and the added safety of features like Automatic Emergency Braking and Rear Cross Traffic Alert. Towing and hauling are a breeze with the Sierra 2500HD AT4. The Gooseneck/5th Wheel Prep Package provides a hitch platform to accommodate a variety of trailer types, while the Snow Plow Prep/Camper Package ensures you're ready for any adventure, from snowplowing to camping. Step into the luxurious cabin of the Sierra 2500HD AT4 and experience the perfect blend of comfort and capability. Perforated leather-appointed seats, heated and ventilated front seats, and a heated steering wheel ensure you and your passengers travel in absolute comfort, no matter the conditions. This exceptional 2026 GMC Sierra 2500HD AT4 is the ultimate heavy-duty pickup, combining uncompromising performance, off-road prowess, and refined luxury. Experience the power and versatility that will elevate your driving experience. Visit our showroom today to explore this remarkable vehicle and discover how it can transform the way you work and play.

Additional Information

AT4 Preferred Package,AT4 Premium Plus Package,Gooseneck/5th Wheel Prep Package,Preferred Equipment Group 4SB,Snow Plow Prep/Camper Package,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,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,AM/FM Stereo w/XM Satellite/CD/MP3 Playback,Driver Memory,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,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 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,220-Amp Alternator,Engine Block Heater,Exhaust Brake,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Bumpers: body-color,Front License Plate Kit,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,Off-Road High Clearance Step,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,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,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auo-Dimming Rear Camera Mirror,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,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 Leather-Appointed Front Seat Trim,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,Alloy wheels,Wheels: 20" High Gloss Black 8 Spokes Aluminum,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,*Chrome Wheels