2026 GMC Sierra 2500 HD Denali Ultimate



In Transit
Special Offer
  • $99,335 FINAL PRICE

Visit our Store

Vehicle Information

VIN: 1GT4UXEY3TF284738
Stock #: 260566
Model Code: TK20743
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Glacier White Tricoat
  • Interior Color Alpine Umber, Full Grain Leather Seat Trim
  • 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
Discover the capability and luxury of this 2026 GMC Sierra 2500 Denali Ultimate 4WD, now available in Stephenville, TX. Powered by a robust V8 6.6L diesel, this heavy-duty pickup blends impressive towing capability and refined comfort for workdays and weekend adventures. The Denali Ultimate trim delivers upscale materials and cutting-edge features, including a premium BOSE stereo system for immersive sound and seamless smartphone integration with Apple CarPlay and Android Auto. Experience convenience with remote start and a heated steering wheel for comfort in colder mornings. Inside, thoughtful design and high-grade finishes create a first-class cabin that complements the GMC Sierra 2500's rugged capability. Exterior styling is bold and purposeful, with strong presence on the road and functional touches to support hauling and towing needs. Safety and tech features are integrated to keep you connected and in control, while the heavy-duty frame and 4WD system provide confidence across varied terrain. Located in Stephenville, TX, this GMC Sierra 2502 Denali Ultimate is ready for a test drive-perfect for buyers seeking a powerful diesel truck with premium amenities. Contact us to schedule your appointment and see why the 2026 GMC Sierra 2500 Denali Ultimate stands out among heavy-duty pickups in the area.

Equipment
Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. The GMC Sierra has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. This model offers Apple CarPlay for seamless connectivity. This model warns of approaching vehicles with Cross-Traffic Alert. This vehicle offers Android Auto for seamless smartphone integration. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. An off-road package is installed on this unit so you are ready for your four-wheeling best. 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. Bluetooth® technology is built into this unit, keeping your hands on the steering wheel and your focus on the road. This GMC Sierra's Lane Departure Warning helps keep you in your lane.

Packages
Preferred Equipment Group 5SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Power Sliding Rear Window with Defogger; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Signature Denali Ultimate Grille in Vadar Chrome; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Trailer Tire Pressure Monitor Sensors; 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; LED Smoked Amber Roof Marker Lamps; Technology Package; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Pass

All Features

Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or 5th Wheel hitch.

    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: 18500 lbs

      Warranty

      • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
      • Roadside Assistance: 5 Years/60,000 Miles 3.0L & 6.0L 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 & 6.0L 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
      Vehicles You Might Like

      2026 Chevrolet Silverado 1500 LT

      Special Offer
      VIN: 2GCUKDEDXT1132576
      Stock: 264293
      Model: CK10543

      2026 Chevrolet Silverado 1500 Custom

      Special Offer
      VIN: 1GCPABEK2TZ357584
      Stock: 264493
      Model: CC10543

      2026 Chevrolet Silverado 1500 RST

      Special Offer
      VIN: 1GCUKEED7TZ103212
      Stock: 264015
      Model: CK10543

      2026 GMC Sierra 1500 SLE

      Special Offer
      VIN: 3GTUUBED3TG294247
      Stock: G264427
      Model: TK10543

      May not represent actual vehicle. (Options, colors, trim and body style may vary)