2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
6 Cyl, 3.0L
Coastal Dune
4WD
Diesel
0 Miles
Obsidian Rush
260351
3GTUUFE86TG255761
1500
Leather
AT4X
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
Discover the ultimate combination of rugged capability and refined comfort with this 2026 GMC Sierra 1500 AT4X 4WD, now available in Stephenville, TX. Powered by a durable 6-cylinder, 3.0L diesel engine, this GMC Sierra delivers impressive torque for towing and confident off-road performance while maintaining excellent fuel efficiency for daily driving. The AT4X trim brings premium off-road equipment and a sophisticated interior that makes every trip more enjoyable. This GMC Sierra 1500 AT4X is loaded with advanced safety and convenience features: Lane Keep Assist and Lane Departure Warning provide added confidence on highways, while Apple CarPlay keeps your smartphone connected and your favorite apps at your fingertips. Stay comfortable in any weather with a Heated Steering Wheel, and enjoy endless entertainment with XM Radio for long drives or worksite downtime. Perfect for drivers who demand capability without sacrificing comfort, this 4WD GMC Sierra stands out with rugged off-road tuning, a refined cabin, and the diesel power to handle towing, hauling, and adventure. Located in Stephenville, TX, this truck is competitively priced and marketed as the best price available-an exceptional value for a highly equipped AT4X. Don't miss your chance to own this capable, feature-rich 2026 GMC Sierra 1500 AT4X 4WD with the 3.0L diesel engine in Stephenville, TX. Contact us today to schedule a test drive and secure the best price on this powerful, versatile pickup.
Equipment
Start it from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this unit. 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. The installed navigation system will keep you on the right path. Protect the vehicle from unwanted accidents with a cutting edge backup camera system. This unit's Lane Departure Warning helps keep you in your lane. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Keep your hands warm all winter with a heated steering wheel in the GMC Sierra . This model offers Apple CarPlay for seamless connectivity. The GMC Sierra stays safely in its lane with Lane Keep Assist. This model has auto-adjust speed for safe following.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel 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; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; 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; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks. Off-Road High Clearance Step. Coastal Dune. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**
Discover the ultimate combination of rugged capability and refined comfort with this 2026 GMC Sierra 1500 AT4X 4WD, now available in Stephenville, TX. Powered by a durable 6-cylinder, 3.0L diesel engine, this GMC Sierra delivers impressive torque for towing and confident off-road performance while maintaining excellent fuel efficiency for daily driving. The AT4X trim brings premium off-road equipment and a sophisticated interior that makes every trip more enjoyable. This GMC Sierra 1500 AT4X is loaded with advanced safety and convenience features: Lane Keep Assist and Lane Departure Warning provide added confidence on highways, while Apple CarPlay keeps your smartphone connected and your favorite apps at your fingertips. Stay comfortable in any weather with a Heated Steering Wheel, and enjoy endless entertainment with XM Radio for long drives or worksite downtime. Perfect for drivers who demand capability without sacrificing comfort, this 4WD GMC Sierra stands out with rugged off-road tuning, a refined cabin, and the diesel power to handle towing, hauling, and adventure. Located in Stephenville, TX, this truck is competitively priced and marketed as the best price available-an exceptional value for a highly equipped AT4X. Don't miss your chance to own this capable, feature-rich 2026 GMC Sierra 1500 AT4X 4WD with the 3.0L diesel engine in Stephenville, TX. Contact us today to schedule a test drive and secure the best price on this powerful, versatile pickup.
Equipment
Start it from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this unit. 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. The installed navigation system will keep you on the right path. Protect the vehicle from unwanted accidents with a cutting edge backup camera system. This unit's Lane Departure Warning helps keep you in your lane. The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Keep your hands warm all winter with a heated steering wheel in the GMC Sierra . This model offers Apple CarPlay for seamless connectivity. The GMC Sierra stays safely in its lane with Lane Keep Assist. This model has auto-adjust speed for safe following.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel 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; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; 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; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks. Off-Road High Clearance Step. Coastal Dune. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**
Features & Options
- Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel 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; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; 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; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks
- Off-Road High Clearance Step
- Coastal Dune
- Apple CarPlay/Android Auto smart device wireless mirroring
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- Wi-Fi Hotspot capable mobile hotspot internet access
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Lane Keep Assist with Lane Departure Warning
- Rear Cross Traffic Braking collision mitigation
- Adaptive cruise control with stop and go
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Integrated navigation system with voice activation
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- First-row sliding and tilting glass sunroof with express open/close activation sunshade
- Driver seat power reclining
- lumbar support
- seatback side bolster support
- cushion tilt
- articulating upper backrest
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- Duramax 3L I-6 diesel direct injection
- DOHC
- variable valve control
- intercooled turbo
- diesel
- engine with 305HP
- Duramax 3L I-6 DOHC
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Teen Driver restricted driving mode/alerts
- Rear Pedestrian Alert rear pedestrian detection warning
- Keyless Open/Keyless Start with hands-free access and push button start
- Keyfob window control
- HD Surround Vision w/Hitch View aerial view camera
- Smart device remote start
- Push-button
- GCW Alert weight capacity alert
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Bluetooth wireless audio streaming
- Vehicle to trailer hitching assist
- Gauge cluster display size: 12.30
- Front mounted camera with washer
- Right side camera
- Pickup box camera
- Left side camera
- Trailer Side Blind Zone Alert blind spot warning
- Following Distance Indicator
- GMC ProGrade Trailering System trailer tire pressure and temperature sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
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