2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
V8, 6.6L
Coastal Dune
4WD
Diesel
0 Miles
Obsidian Rush
260494
1GT4UZEY1TF257758
2500
Leather
AT4X
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4X 4WD - powerful presence meets refined capability in Stephenville, TX. This diesel-powered workhorse features a robust V8, 6.6L Duramax engine delivering exceptional torque and towing confidence for heavy-duty jobs and weekend adventures. Built for rugged terrain, the AT4X suspension and 4WD system provide composed off-road performance while maintaining a comfortable, well-appointed cabin. Inside, premium features elevate every drive: BOSE stereo sound brings concert-quality audio; Apple CarPlay integration keeps navigation and media seamless; steering wheel audio controls let you stay connected without distraction. Remote start ensures the cabin is ready when you are, and adaptive cruise control adds highway convenience and safety for long hauls. With thoughtful design and modern technology, this GMC Sierra 2500 balances capability and comfort - from hauling trailers to daily commutes. The exterior stance and functional bed options make it a versatile choice for contractors, outdoor enthusiasts, and anyone needing serious capability without sacrificing refinement. Located in Stephenville, TX, this GMC Sierra 2500 AT4X is priced to move and represents the best price available in the area for comparable diesel-powered heavy-duty trucks. If you want maximum towing performance, premium tech, and rugged off-road readiness in one commanding package, this 2026 GMC Sierra 2500 AT4X is ready to exceed expectations. Contact today to schedule a test drive.
Equipment
This 2026 GMC Sierra 2500's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra offers Apple CarPlay for seamless connectivity. This GMC Sierra is pure luxury with a heated steering wheel. Engulf yourself with the crystal clear sound of a BOSE sound system in this 2026 GMC Sierra 2500. This unit comes equipped with Android Auto for seamless smartphone integration on the road. Start it from inside with remote start. This 2026 GMC Sierra 2500 is equipped with the latest generation of XM/Sirius Radio. Protect this 3/4 ton pickup from unwanted accidents with a cutting edge backup camera system. It features steering wheel audio controls. An off-road package is equipped on this 2026 GMC Sierra 2500. This GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; 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; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Gooseneck/5th Wheel Prep Package. Coastal Dune. Hitch Package. High Idle Switch. **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.**
2026 GMC Sierra 2500 AT4X 4WD - powerful presence meets refined capability in Stephenville, TX. This diesel-powered workhorse features a robust V8, 6.6L Duramax engine delivering exceptional torque and towing confidence for heavy-duty jobs and weekend adventures. Built for rugged terrain, the AT4X suspension and 4WD system provide composed off-road performance while maintaining a comfortable, well-appointed cabin. Inside, premium features elevate every drive: BOSE stereo sound brings concert-quality audio; Apple CarPlay integration keeps navigation and media seamless; steering wheel audio controls let you stay connected without distraction. Remote start ensures the cabin is ready when you are, and adaptive cruise control adds highway convenience and safety for long hauls. With thoughtful design and modern technology, this GMC Sierra 2500 balances capability and comfort - from hauling trailers to daily commutes. The exterior stance and functional bed options make it a versatile choice for contractors, outdoor enthusiasts, and anyone needing serious capability without sacrificing refinement. Located in Stephenville, TX, this GMC Sierra 2500 AT4X is priced to move and represents the best price available in the area for comparable diesel-powered heavy-duty trucks. If you want maximum towing performance, premium tech, and rugged off-road readiness in one commanding package, this 2026 GMC Sierra 2500 AT4X is ready to exceed expectations. Contact today to schedule a test drive.
Equipment
This 2026 GMC Sierra 2500's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra offers Apple CarPlay for seamless connectivity. This GMC Sierra is pure luxury with a heated steering wheel. Engulf yourself with the crystal clear sound of a BOSE sound system in this 2026 GMC Sierra 2500. This unit comes equipped with Android Auto for seamless smartphone integration on the road. Start it from inside with remote start. This 2026 GMC Sierra 2500 is equipped with the latest generation of XM/Sirius Radio. Protect this 3/4 ton pickup from unwanted accidents with a cutting edge backup camera system. It features steering wheel audio controls. An off-road package is equipped on this 2026 GMC Sierra 2500. This GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; 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; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Gooseneck/5th Wheel Prep Package. Coastal Dune. Hitch Package. High Idle Switch. **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; SiriusXM with 360L Trial Subscription; 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; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners
- Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
- Gooseneck/5th Wheel Prep Package
- Coastal Dune
- Hitch Package
- High Idle Switch
- 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
- Adaptive cruise control
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- 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
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- Duramax 6.6L V-8 diesel direct injection
- intercooled turbo
- diesel
- engine with 470HP
- Duramax 6.6L V-8
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Teen Driver restricted driving mode/alerts
- 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
- Hitch Guidance 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
- Trailer tire pressure sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Off-road speed control
- Full gauge cluster screen
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