
2026 GMC Sierra 1500
Mileage: 3 · Castle Rock, CO
2026 GMC Sierra 1500 AT4X Crew Cab 4WD
Castle Rock, CO
$74,532
MSRP
$85,480
Dealer rating
Request information
Features
Mileage
3
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Black (Obsidian Rush)
MPG
15 MPG
Engine
420 hp 6.2L V8
Fuel type
Gasoline
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2026
- Trim:AT4X
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Black (Obsidian Rush)
- Mileage:3 mi
- Condition:New
- VIN:3GTUUFEL2TG223135
- Stock number:TG223135
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:15 MPG
- City gas mileage:14 MPG
- Highway gas mileage:16 MPG
- Fuel type:Gasoline
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:420 hp 6.2L V8
- Horsepower:420 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:69 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 $9,948.
Dealer

Dealer reviews
Dealer's description
Discover the pinnacle of capability and refinement with this stunning 2026 GMC Sierra 1500 AT4X. This truck is more than just a workhorse it's a true off-road champion, engineered to conquer the toughest terrain with uncompromising power and precision. Boasting a remarkable array of features, this Sierra 1500 AT4X is a true standout. Key highlights include: - 6.2L EcoTec3 V8 engine with Dynamic Fuel Management, delivering 420 hp and 460 lb-ft of torque - Dual, sport-mode enabled active exhaust system - Preferred Equipment Group 4SG and Trailering Package - Bose Premium Series audio system with 12 speakers - MultiPro Tailgate Audio System by Kicker - SiriusXM with 360L trial subscription - Power sunroof and heated/ventilated front seats - Wireless charging and Wi-Fi hotspot capability - Comprehensive suite of advanced safety and driver assistance technologies This Sierra 1500 AT4X is more than just a truck it's a statement of purpose, a testament to your adventurous spirit and unwavering commitment to excellence. With its unparalleled capabilities and premium features, this vehicle is poised to elevate your driving experience to new heights. Imagine yourself behind the wheel, confidently navigating the most challenging terrain with the power and control of this exceptional machine. Whether you're towing a heavy load, exploring the great outdoors, or simply commuting in style, this Sierra 1500 AT4X is ready to rise to the occasion. We understand that finding the perfect vehicle is a deeply personal journey. That's why we invite you to experience the exceptional capabilities and refined sophistication of this 2026 GMC Sierra 1500 AT4X for yourself. Visit our showroom today and let us demonstrate how this remarkable truck can transform your driving experience. Price includes: $1750 - Buick & GMC Consumer Cash Program. Exp. 04/30/2026 $3500 - GM Trade In Allowance Program. Exp. 04/30/2026 $500 - Buick GMC Bonus Cash. Exp. 04/30/2026 $500 - GM Military Cash Allowance Program. Exp. 01/04/2027
Additional Information
Navigation System,Preferred Equipment Group 4SG,Trailering Package,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series w/12-Speaker System,MultiPro Tailgate Audio System by Kicker (LPO),Radio data system,Radio: Premium GMC Infotainment Audio System,SiriusXM w/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 Interior Power Outlet,Driver Memory,Heads-Up Display,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Off-Road Suspension,Power Rake & Telescoping Steering Column,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 & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Power moonroof,Power Sunroof,Brake assist,Electronic Stability Control,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Perimeter Lighting,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,Driver-Selectable Full-Locking Front Differential,Driver-Selectable Full-Locking Rear Differential,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Block heater,External Engine Oil Cooling,Heavy-Duty Air Filter,Auto-dimming door mirrors,Black Sport Step (LPO),Dual Active Exhaust,Front License Plate Kit,Gloss Black Header w/Drk Nickel Grille Insert Bars,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bedliner w/GMC Logo,2 Charge/Data USB Ports Inside Center Console,2 Type-C Charge-Only Rear USB Ports,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera,Buckle to Drive,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front Prem Floor Liners w/Removable Carpet Insert,Front reading lights,Garage door transmitter,Genuine wood dashboard insert,Genuine wood door panel insert,HD Surround Vision,Heated steering wheel,Illuminated entry,Lane Keep Assist w/Lane Departure Warning,Leather steering wheel,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear Prem Floor Liners w/Removable Carpet Insert,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 & Rear Park Assist,Voltmeter,Wi-Fi Hotspot Capable,Wireless Apple CarPlay/Wireless Android Auto,Wireless Charging,16-Way Power Driver Seat Adjuster w/Lumbar,16-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Heated rear seats,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance,Hitch View,In-Vehicle Trailering System App,Integrated Trailer Brake Controller,Trailer Tire Pressure Monitor System,Alloy wheels,Wheels: 18" x 8.5" Painted Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window w/Rear Defogger,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio
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* Fuel economy figures shown are provided from EPA mileage estimates and may not be comparable across different model years. Actual mileage will vary, depending on specific options selected, vehicle maintenance and your driving habits
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