Key Features
Body Type Pickup
Fuel Type
Engine Description
Drivetrain 4WD
Cab Type Crew Cab
Trim AT4X
Vehicle Details
Stock Number
GT5854
Stock Type
New
Year
2026
Make
Model
Model Code
TK20743
Cab Type
Crew
Vehicle Trim
AT4X
Body Type
VIN
1GT4UZEY4TF335854
Brake Type
Hydraulic
Dimensions
Class
3
Drivetrain
4WD
Transmission
Transmission Type
Automatic
Engine Description
6.6L Duramax Turbo-Diesel V8 engine
Engine Cylinder Count
8
Engine Model
L5P
Engine Size (L)
6.6
Horsepower
470
Fuel Type
Diesel
Seat Dimensions
Seating Capacity
5
Interior Color
Obsidian Rush, Full Grain Leather seat trim
Lipscomb Auto Center ci2 Test Site
location_on Bowie, TX
schedule
Listing Notes
Meet the 2026 GMC Sierra 2500HD AT4X—a heavy-duty pickup engineered for those who demand capability, comfort, and confidence on any terrain.- Duramax 6.6L V8 Turbodiesel engine with 470 hp and 975 lb-ft of torque- 4WD with 2-Speed Active Transfer Case and Hill Descent Control- GMC MultiPro Tailgate for versatile truck bed access- HD Surround Vision with Bed View Camera and Trailer Camera Provisions- Spray-On Bedliner with GMC Logo- Trailering Package with Hitch Guidance and In-Vehicle Trailering System App- 16-Way Power Driver and Passenger Seats with Lumbar Support and Heating/Ventilation- Premium Bose 12-Speaker Audio System with Apple CarPlay and Android Auto- 15 Diagonal Head-Up Display- SiriusXM with 360L Trial Subscription- Heated Steering Wheel and Automatic Emergency Braking- Remote Vehicle Starter System with Push Button Start- Black Badging Package with Gloss Black Door Handles and Header Grille- Wireless Phone Projection and ChargingThis Sierra 2500HD combines serious towing capability with thoughtful daily-use features. The Duramax diesel engine delivers the torque and efficiency you need for heavy loads, while the advanced suspension and 4WD system handle rough terrain with authority. Inside, the cabin prioritizes your comfort with heated and ventilated seating, dual-zone climate control, and intuitive technology integration.The MultiPro Tailgate offers innovative functionality, allowing you to configure your truck bed access precisely as needed. The HD Surround Vision system provides multiple camera angles for safer maneuvering, whether you're backing up a trailer or navigating tight spaces. Advanced safety features like Automatic Emergency Braking and Forward Pedestrian Braking add confidence to every drive.Trailering becomes more manageable with the comprehensive system package, including Hitch Guidance, Trailer Cam Provisions, and the in-vehicle app that gives you real-time trailer information. The spray-on bedliner protects your investment while maintaining that premium finish.The 18 machined aluminum wheels with high-gloss black accents complement the striking Beige exterior and black badging package, giving this AT4X a distinctive appearance that matches its capable nature. Inside, full-grain leather trim, power sunroof, and ambient lighting create a refined environment despite the truck's rugged purpose.This 2026 Sierra 2500HD AT4X represents serious capability paired with genuine comfort. We invite you to experience the truck firsthand—visit our showroom to see how its blend of power, technology, and refinement meets your needs.
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Excludes tax, tag and other fees. This estimate is for general information purposes only.























