2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
V8, 6.6L
Volcanic Red Tintcoat
4WD
Diesel
16,911 Miles
Obsidian Rush
26U7316
1GT4UZEY9TF107316
2500
Leather
AT4X
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4X - powerful capability meets refined comfort in this low-mileage 4WD powerhouse located in Sheridan, WY. With only 16,911 miles, this V8 6.6L Diesel delivers the torque and reliability needed for serious towing, heavy-duty work, and confident off-road adventures. The rugged AT4X package pairs premium off-road hardware with upscale touches, so you get a truck that's as comfortable on backcountry trails as it is on the highway. Safety and convenience features are highlighted by a CARFAX Clean Report, Cross-Traffic Alert, and Remote Start for quick cabin comfort in any season. Inside, enjoy modern connectivity with Android Auto and driver-focused amenities like a Heated Steering Wheel to add everyday luxury to tough-duty performance. The robust diesel V8 provides exceptional towing capacity and durability, while 4WD ensures traction and control in Wyoming's varied conditions. This GMC Sierra 2500 AT4X combines capability, technology, and low-mileage value into a single package that stands out in its segment. Whether you're hauling equipment, exploring rugged terrain, or commuting with confidence, this truck is ready to perform. Located in Sheridan, WY, it's been maintained to a high standard and comes with verifiable history via CARFAX. Schedule a test drive and experience the commanding presence and refined features of this 2026 GMC Sierra 2500 AT4X for yourself.
Equipment
See what's behind you with the back up camera on this 3/4 ton pickup. This vehicle is a certified CARFAX 1-owner. An off-road package is equipped on this model. Apple CarPlay: Seamless smartphone integration for the vehicle - stay connected and entertained on the go! It's Lane Departure Warning helps keep you in your lane. The steering wheel audio controls on it keep the volume and station within easy reach. This 2026 GMC Sierra 2500 has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. Start this 3/4 ton pickup from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this 2026 GMC Sierra 2500. This GMC Sierra is pure luxury with a heated steering wheel. This vehicle features a hands-free Bluetooth phone system. The leather seats in this 3/4 ton pickup are a must for buyers looking for comfort, durability, and style.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Full Grain Leather Seat Trim; 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 Bucket Seats; 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; LT305/70R18-126/123R 35" Mud Terrain Tires; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolour 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; 18" Machined Aluminum Wheels with High Gloss Black Accents; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Centre 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 Centre Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; AM/FM Stereo with Premium GMC Infotainment System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Gooseneck/5th Wheel Prep Package. Volcanic Red Tintcoat. 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 - powerful capability meets refined comfort in this low-mileage 4WD powerhouse located in Sheridan, WY. With only 16,911 miles, this V8 6.6L Diesel delivers the torque and reliability needed for serious towing, heavy-duty work, and confident off-road adventures. The rugged AT4X package pairs premium off-road hardware with upscale touches, so you get a truck that's as comfortable on backcountry trails as it is on the highway. Safety and convenience features are highlighted by a CARFAX Clean Report, Cross-Traffic Alert, and Remote Start for quick cabin comfort in any season. Inside, enjoy modern connectivity with Android Auto and driver-focused amenities like a Heated Steering Wheel to add everyday luxury to tough-duty performance. The robust diesel V8 provides exceptional towing capacity and durability, while 4WD ensures traction and control in Wyoming's varied conditions. This GMC Sierra 2500 AT4X combines capability, technology, and low-mileage value into a single package that stands out in its segment. Whether you're hauling equipment, exploring rugged terrain, or commuting with confidence, this truck is ready to perform. Located in Sheridan, WY, it's been maintained to a high standard and comes with verifiable history via CARFAX. Schedule a test drive and experience the commanding presence and refined features of this 2026 GMC Sierra 2500 AT4X for yourself.
Equipment
See what's behind you with the back up camera on this 3/4 ton pickup. This vehicle is a certified CARFAX 1-owner. An off-road package is equipped on this model. Apple CarPlay: Seamless smartphone integration for the vehicle - stay connected and entertained on the go! It's Lane Departure Warning helps keep you in your lane. The steering wheel audio controls on it keep the volume and station within easy reach. This 2026 GMC Sierra 2500 has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. Start this 3/4 ton pickup from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this 2026 GMC Sierra 2500. This GMC Sierra is pure luxury with a heated steering wheel. This vehicle features a hands-free Bluetooth phone system. The leather seats in this 3/4 ton pickup are a must for buyers looking for comfort, durability, and style.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Full Grain Leather Seat Trim; 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 Bucket Seats; 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; LT305/70R18-126/123R 35" Mud Terrain Tires; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolour 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; 18" Machined Aluminum Wheels with High Gloss Black Accents; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Centre 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 Centre Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; AM/FM Stereo with Premium GMC Infotainment System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Gooseneck/5th Wheel Prep Package. Volcanic Red Tintcoat. 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; Full Grain Leather Seat Trim; 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 Bucket Seats; 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; LT305/70R18-126/123R 35" Mud Terrain Tires; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolour 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; 18" Machined Aluminum Wheels with High Gloss Black Accents; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Centre 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 Centre Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; AM/FM Stereo with Premium GMC Infotainment System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners
- Gooseneck/5th Wheel Prep Package
- Volcanic Red Tintcoat
- 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
- 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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