
2026 GMC Sierra 2500HD
Mileage: 4 · Chickasha, OK
2026 GMC Sierra 2500HD AT4 Crew Cab 4WD
Chickasha, OK
$82,500
MSRP
$90,335
Dealer rating
Request information
Features
Mileage
4
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black
Engine
470 hp 6.6L V8 Biodiesel
Fuel type
Biodiesel
Transmission
Automatic
Alloy wheels
Finance in advance
Overview
- Make:GMC
- Model:Sierra 2500HD
- Year:2026
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Jet Black
- Mileage:4 mi
- Condition:New
- VIN:1GT4UPEY0TF164332
- Stock number:TF164332
Fuel economy
- Fuel tank size:35 gal
- Fuel type:Biodiesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:470 hp 6.6L V8 Biodiesel
- Horsepower:470 hp
Safety
- ABS Brakes
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:82 in
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing
- Selling slowlyOn the market longer than average. There may be flexibility on price.
- Price decreasedPrice went down by $4,000.
Dealer

Dealer reviews
Dealer's description
Discover the ultimate in power, capability, and off-road prowess with the 2026 GMC Sierra 2500HD AT4. This exceptional heavy-duty pickup is engineered to conquer any terrain, delivering a commanding presence and uncompromising performance. Equipped with a robust Duramax 6.6L V8 Turbodiesel engine, the Sierra 2500HD AT4 boasts an impressive 470 horsepower and an astounding 975 lb-ft of torque, providing the muscle to tackle the toughest jobs. Paired with a 10-speed automatic transmission and a capable 4WD system, this truck is ready to take on any challenge, whether it's hauling heavy loads or navigating rugged off-road conditions. X31 Off-Road Package 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) 2-Speed Active Transfer Case Heavy-Duty 80 Amp Battery 3.73 Rear Axle Ratio Step inside the Sierra 2500HD AT4 and experience a level of comfort and technology that redefines the heavy-duty truck segment. Indulge in the premium Bose audio system, enjoy the convenience of wireless charging, and stay connected with the latest infotainment features, including Apple CarPlay and Android Auto. The heated and ventilated front seats, along with the heated rear seats, ensure you and your passengers stay cozy, no matter the weather. Safety is paramount in this rugged workhorse. The Sierra 2500HD AT4 comes equipped with a suite of advanced driver-assistance technologies, including Automatic Emergency Braking, Forward Collision Alert, and Lane Departure Warning, providing you with added peace of mind on the road. Beneath the bold, muscular exterior lies a refined and capable platform that blends power, versatility, and style. The attention to detail is evident in the premium materials, the sleek design, and the impressive array of features that elevate the driving experience. Whether you're tackling tough job sites, navigating challenging terrain, or simply seeking a capable and comfortable daily driver, the 2026 GMC Sierra 2500HD AT4 is the ultimate choice. Experience the uncompromising performance and unparalleled capabilities that make this truck a true leader in the heavy-duty segment. Visit our showroom today and let us demonstrate how the Sierra 2500HD AT4 can transform the way you work and play. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 04/30/2026
Additional Information
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,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,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,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,Bumpers: body-color,Heated door mirrors,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,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,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,HD Surround Vision,Heated steering wheel,Illuminated entry,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,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 Leather-Appointed Front Seat Trim,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated front seats,Passenger door bin,Alloy wheels,Wheels: 20" High Gloss Black 8 Spokes Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Rain sensing wipers,Variably intermittent wipers,3.73 Rear Axle Ratio
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