Reduced by $3,000 since Oct 01, 2026

2026 GMC Sierra 1500 AT4



In Stock
  • $71,875 FINAL PRICE

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Vehicle Information

VIN: 3GTUUEE85TG497595
Stock #: 260815
Model Code: TK10543
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather Front Seat Trim
  • Fuel Economy
    City/Highway 21/24 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
Take command of adventure in this 2026 GMC Sierra 1500 AT4, now available in Stephenville TX for drivers who want rugged capability, premium comfort, and standout style. Powered by a 6-cylinder 3.0L Diesel engine and equipped with 4WD, this GMC Sierra AT4 is built to confidently handle workdays, weekend towing, and off-road exploration. The bold exterior design, aggressive AT4 stance, and refined cabin make every drive feel elevated from the start. Inside, you'll find a premium interior designed for comfort and convenience, featuring leather seats, a heated steering wheel, and advanced technology that keeps you connected and in control. Adaptive Cruise Control helps make long highway drives easier, while the back-up camera adds confidence when parking or maneuvering in tight spaces. XM Radio brings endless entertainment to every journey, and the GMC Sierra's intuitive layout keeps important controls within easy reach. If you're searching for a powerful 2026 GMC Sierra 1500 AT4 4WD in Stephenville TX, this truck delivers the versatility, toughness, and upscale features you want. Schedule your test drive today and experience why the GMC Sierra 1500 AT4 continues to be a favorite among truck shoppers who demand capability and comfort in one impressive package. Whether you're hauling equipment, heading to the ranch, or cruising through town, this GMC Sierra AT4 is ready for it all with commanding presence and proven GMC durability and sophisticated capability every mile of the way.

Equipment
This unit stays safely in its lane with Lane Keep Assist. See what's behind you with the back up camera on the vehicle. This vehicle has auto-adjust speed for safe following. This 1/2 ton pickup's Lane Departure Warning helps keep you in your lane. This GMC Sierra comes equipped with Android Auto for seamless smartphone integration on the road. Apple CarPlay: Seamless smartphone integration for this unit - stay connected and entertained on the go! The leather seats in it are a must for buyers looking for comfort, durability, and style. The GMC Sierra features a high end BOSE stereo system. This unit features a hands-free Bluetooth® phone system. You'll never again be lost in a crowded city or a country region with the navigation system on this unit. Keep your hands warm all winter with a heated steering wheel in this model . This GMC Sierra is equipped with the latest generation of XM/Sirius Radio.

Packages
AT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome 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; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium Bose 7-Speaker Sound System; 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; Keyless Open and Start; Per

All Features

AT4 Premium Package

    Technology Package


      • DriveType
        • DriveType: Four Wheel Drive
      • Fuel Economy
        • City: 21 MPG
        • Hwy: 24 MPG
        • Combined: 23 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: 8800 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 & 6.6L 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 & 6.6L 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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