2026 GMC Sierra 2500 HD AT4



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Special Offer
  • $78,855 FINAL PRICE

  • MSRP: $79,855
    • -$1,000
  • Doc Fee $225
  • Final Price: $78,855
  • The Bruner Advantage with Lifetime Powertrain Coverage = No Charge*

    • Add. Offers you may Qualify For:
    • -$500
    • -$500
  • *Please Note: We turn our inventory daily, please check with the dealer to confirm vehicle availability.

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Vehicle Information

VIN: 1GT4UPE73TF406148
Stock #: 260865
Model Code: TK20743
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black With Kalahari Accents, Perforated Front Leather Seat Trim
  • Engine 6.6L V8 Gas engine
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

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

Dealer Comments

Vehicle Details
Experience rugged capability and premium comfort in this 2026 GMC Sierra 2500 AT4, now available in Stephenville TX. Built for drivers who demand serious strength, this 4WD heavy-duty pickup is powered by a robust V8 6.6L gasoline engine that delivers confident performance for towing, hauling, and everyday driving. The AT4 trim adds bold off-road style, advanced technology, and the refined features you want in a modern truck. Inside, you'll find a driver-focused cabin designed to keep you connected and in control. Enjoy seamless smartphone integration with Android Auto, plus Hands Free Bluetooth® for easy calling and audio streaming on the go. Steering Wheel Audio Controls make it simple to adjust your entertainment without taking your hands off the wheel, while Adaptive Cruise Control helps support a more relaxed drive on long trips. Lane Departure Warning adds an extra layer of confidence by helping you stay centered on the road. If you're searching for a powerful 2026 GMC Sierra 2500 AT4 in Stephenville TX, this truck deserves your attention. With its commanding stance, durable 4WD capability, and proven V8 power, it is ready for work, play, and everything in between. Stop scrolling and start driving the truck that brings serious confidence to every mile. This GMC Sierra 2500 AT4 is built to impress and ready for your next big job or adventure.

Equipment
This 3/4 ton pickup features a hands-free Bluetooth® phone system. See what's behind you with the back up camera on it. Start the vehicle from inside with remote start. Apple CarPlay: Seamless smartphone integration for this GMC Sierra - stay connected and entertained on the go! Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. The steering wheel audio controls on the vehicle keep the volume and station within easy reach. It's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. This unit is equipped with the latest generation of XM/Sirius Radio. An off-road package is equipped on the vehicle. This 3/4 ton pickup is pure luxury with a heated steering wheel. This 3/4 ton pickup's Lane Departure Warning keeps you safe by alerting you when you drift from your lane.

Packages
AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step; Technology Package. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboar

All Features

AT4 Premium Plus Package


    • DriveType
      • DriveType: Four Wheel Drive
    • Fuel Economy
      • City: 0 MPG
      • Hwy: 0 MPG
      • Combined: 0 MPG
    • Fuel System
      • Fuel System: Direct Injection
    • Fuel Tank Capacity
      • Fuel Tank Capacity: 36 gal
    • Fuel Type
      • Fuel Type: Gasoline Fuel
    • Horse Power
      • Horse Power: 401
    • Rear Wheel
      • Rear Wheel: Single
    • Trailering Capacity
      • Trailering Capacity: 16000 lbs

    Warranty

    • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
    • Roadside Assistance: 5 Years/60,000 Miles 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 3.0L & 6.6L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
    • 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)

    The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.