2026 GMC Sierra 1500 AT4X



In Stock
  • $81,835 FINAL PRICE

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Vehicle Information

VIN: 3GTUUFE86TG255761
Stock #: 260351
Model Code: TK10543
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Coastal Dune
  • Interior Color Obsidian Rush, Full Grain Leather Front Seat Trim
  • Fuel Economy
    City/Highway 19/20 MPG
  • Engine 3.0L Duramax® Turbo Diesel engine
  • Transmission Automatic
  • Fuel Type Diesel Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Vehicle Details
Discover the ultimate combination of rugged capability and refined comfort with this 2026 GMC Sierra 1500 AT4X 4WD, now available in Stephenville, TX. Powered by a durable 6-cylinder, 3.0L diesel engine, this GMC Sierra delivers impressive torque for towing and confident off-road performance while maintaining excellent fuel efficiency for daily driving. The AT4X trim brings premium off-road equipment and a sophisticated interior that makes every trip more enjoyable. This GMC Sierra 1500 AT4X is loaded with advanced safety and convenience features: Lane Keep Assist and Lane Departure Warning provide added confidence on highways, while Apple CarPlay keeps your smartphone connected and your favorite apps at your fingertips. Stay comfortable in any weather with a Heated Steering Wheel, and enjoy endless entertainment with XM Radio for long drives or worksite downtime. Perfect for drivers who demand capability without sacrificing comfort, this 4WD GMC Sierra stands out with rugged off-road tuning, a refined cabin, and the diesel power to handle towing, hauling, and adventure. Located in Stephenville, TX, this truck is competitively priced and marketed as the best price available-an exceptional value for a highly equipped AT4X. Don't miss your chance to own this capable, feature-rich 2026 GMC Sierra 1500 AT4X 4WD with the 3.0L diesel engine in Stephenville, TX. Contact us today to schedule a test drive and secure the best price on this powerful, versatile pickup.

Equipment
Start it from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this unit. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this unit. Anywhere on the planet, you will have hundreds of digital stations to choose from. The installed navigation system will keep you on the right path. Protect the vehicle from unwanted accidents with a cutting edge backup camera system. This unit's Lane Departure Warning helps keep you in your lane. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Keep your hands warm all winter with a heated steering wheel in the GMC Sierra . This model offers Apple CarPlay for seamless connectivity. The GMC Sierra stays safely in its lane with Lane Keep Assist. This model has auto-adjust speed for safe following.

Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display

All Features

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 19 MPG
    • Hwy: 20 MPG
    • Combined: 19 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Diesel Fuel
  • Horse Power
    • Horse Power: 305
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 8500 lbs

Warranty

  • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
  • Roadside Assistance: 5 Years/60,000 Miles Sierra TurbomaxTm Engines, 3.0L & 6.0L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
  • Drivetrain: 5 Years/60,000 Miles Sierra TurbomaxTm Engines, 3.0L & 6.0L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
  • Warranty: <<< Preliminary 2026 Warranty >>>
  • Basic: 3 Years/36,000 Miles
  • Maintenance: First Visit: 12 Months/12,000 Miles
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May not represent actual vehicle. (Options, colors, trim and body style may vary)