2026 GMC Sierra 2500 HD SLT



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  • $85,955 FINAL PRICE

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Vehicle Information

VIN: 1GT4UNEY8TF293357
Stock #: 260588
Model Code: TK20943
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Summit White
  • Interior Color Dark Walnut/Slate, Perforated Leather-Appointed Front Outboard Seating Positions
  • Engine 6.6L Duramax Turbo-Diesel V8 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
Conquer tough jobs and weekend adventures with this 2026 GMC Sierra 2500 SLT, located in Stephenville, TX. Powered by a muscular V8 6.6L diesel and equipped with 4WD, this GMC Sierra pairs brute capability with refined comfort for hauling, towing, and off-road confidence. The Off-Road Package enhances rugged performance with suspension and protection upgrades designed for uneven terrain and demanding conditions. Step inside to find premium amenities including a BOSE stereo system and XM Radio for exceptional in-cabin audio, plus Steering Wheel Audio Controls for convenient, safe operation while driving. The Heated Steering Wheel adds a layer of comfort on chilly mornings, and an upscale interior finish complements the truck's purposeful exterior. Built for both work and lifestyle, the GMC Sierra 2500 SLT offers strong towing capacity, durable construction, and advanced features to assist on long hauls or weekend trails. Whether you need a dependable truck for ranch duties, construction, or recreational towing, this 4WD diesel delivers confidence and capability. This 2026 GMC Sierra 2500 SLT is ready for test drives in Stephenville, TX. Contact our sales team to schedule an appointment, arrange a walk-around, and learn about available options and financing tailored to your needs. Take the next step toward owning a robust, well-equipped diesel truck today.

Equipment
with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this GMC Sierra. Anywhere on the planet, you will have hundreds of digital stations to choose from. The steering wheel audio controls on the GMC Sierra keep the volume and station within easy reach. Apple CarPlay: Seamless smartphone integration for this vehicle - stay connected and entertained on the go! See what's behind you with the back up camera on this GMC Sierra. The vehicle offers Android Auto for seamless smartphone integration. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Engulf yourself with the crystal clear sound of a BOSE sound system in it. An off-road package is equipped on the GMC Sierra. Start the vehicle from inside with remote start. Keep your hands warm all winter with a heated steering wheel in the GMC Sierra .

Packages
SLT Convenience Package: Ventilated Driver and Front Passenger Seats; Bose Premium 7-Speaker Sound System; 2 Charge/data USB Ports Inside Center Console; LED Smoked Amber Roof Marker Lamps; Wireless Charging; Front Bucket Seats. Max Trailering Package: Gooseneck/5th Wheel Prep Package; 11. 900 lbs (5. 398 Kg) GVWR. X31 Off-Road and Protection Package: 20" Bright Face Wheels with Dark Painted Pockets; LT275/65R20 AT BW Tires; Spray-On Pickup Bedliner with GMC Logo; All-Weather Floor Liners. X31 Off-Road Package: Off-Road Suspension; Hill Descent Control; Skid Plates. SLT Premium Package: Spray-On Pickup Bedliner with GMC Logo; 6" Rectangular Chromed Tubular Assist Steps. Sierra HD Pro Safety Plus Package: HD Surround Vision; Trailer Side Blind Zone Alert; Rear Cross Traffic Alert; Ultrasonic Front and Rear Park Assist; Safety Alert Seat; Trailer Cam Provisions and Trailer Viewing Software; Bed View Camera with Two Trailer Camera Provisions. Preferred Equipment Group 4SA: LED Cargo Area Lighting; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Electric Rear-Window Defogger; Chrome Surround Gri

Eligible Benefits

No Monthly Payments for 130 Days for Well-Qualified Buyers When Financed w/ GM Financial

All Features

SLT Premium Package

    Max Trailering Package

      X31 Off-Road and Protection Package

        LPO, Hitch 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: Diesel Fuel
          • Horse Power
            • Horse Power: 470
          • Rear Wheel
            • Rear Wheel: Single
          • Trailering Capacity
            • Trailering Capacity: 20000 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
          • Warranty: <<< Preliminary 2026 Warranty >>>
          • Basic: 3 Years/36,000 Miles
          • Maintenance: First Visit: 12 Months/12,000 Miles
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