2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
V8, 6.6L
COASTAL DUNE
4WD
Diesel
0 Miles
Obsidian Rush
N8918
1GT4UZEY5TF252532
2500
Leather
AT4X
About This 2026 GMC Sierra
Vehicle Details
Experience capability and refinement with this 2026 GMC Sierra 2500 AT4X 4WD, now available in Corinth, MS. Powered by a stout 6.6L V8 diesel, this heavy-duty pickup delivers exceptional torque for towing and hauling while maintaining composed on-road manners. The AT4X trim blends rugged off-road hardware with premium comfort features, making it equally suited for work sites and weekend adventures. Inside, premium leather seats provide support and durability, complemented by a driver-focused cabin with advanced convenience tech. Remote start adds everyday practicality, while hands-free Bluetooth keeps your attention on the road and your connections seamless. Safety is enhanced with Lane Departure Warning and Cross-Traffic Alert to help avoid hazards in busy driving environments and parking situations. Exterior design cues highlight the AT4X's off-road intent, from robust bumpers to durable underbody protection and aggressive stance, paired with a well-appointed bed and towing package to handle heavy loads. The 4WD system ensures traction across challenging surfaces, improving confidence in changing weather or trail conditions. Whether you need a capable work truck or a refined, adventure-ready rig, this GMC Sierra 2500 AT4X delivers strength, technology, and comfort. Located in Corinth, MS, this vehicle is ready for immediate inspection and test drives. Contact us to schedule your appointment and experience the capabilities of the GMC Sierra 2500 AT4X firsthand.
Equipment
The vehicle comes equipped with Android Auto for seamless smartphone integration on the road. This unit features a hands-free Bluetooth phone system. This vehicle warns of approaching vehicles with Cross-Traffic Alert. An off-road package is installed on the GMC Sierra so you are ready for your four-wheeling best. Protect this vehicle from unwanted accidents with a cutting edge backup camera system. The steering wheel audio controls on the GMC Sierra keep the volume and station within easy reach. This 3/4 ton pickup's Lane Departure Warning helps keep you in your lane. Apple CarPlay: Seamless smartphone integration for it - stay connected and entertained on the go! The vehicle is equipped with the latest generation of XM/Sirius Radio. This 2026 GMC Sierra 2500 features a high end BOSE stereo system. This unit has auto-adjust speed for safe following. 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; 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. **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.**
Experience capability and refinement with this 2026 GMC Sierra 2500 AT4X 4WD, now available in Corinth, MS. Powered by a stout 6.6L V8 diesel, this heavy-duty pickup delivers exceptional torque for towing and hauling while maintaining composed on-road manners. The AT4X trim blends rugged off-road hardware with premium comfort features, making it equally suited for work sites and weekend adventures. Inside, premium leather seats provide support and durability, complemented by a driver-focused cabin with advanced convenience tech. Remote start adds everyday practicality, while hands-free Bluetooth keeps your attention on the road and your connections seamless. Safety is enhanced with Lane Departure Warning and Cross-Traffic Alert to help avoid hazards in busy driving environments and parking situations. Exterior design cues highlight the AT4X's off-road intent, from robust bumpers to durable underbody protection and aggressive stance, paired with a well-appointed bed and towing package to handle heavy loads. The 4WD system ensures traction across challenging surfaces, improving confidence in changing weather or trail conditions. Whether you need a capable work truck or a refined, adventure-ready rig, this GMC Sierra 2500 AT4X delivers strength, technology, and comfort. Located in Corinth, MS, this vehicle is ready for immediate inspection and test drives. Contact us to schedule your appointment and experience the capabilities of the GMC Sierra 2500 AT4X firsthand.
Equipment
The vehicle comes equipped with Android Auto for seamless smartphone integration on the road. This unit features a hands-free Bluetooth phone system. This vehicle warns of approaching vehicles with Cross-Traffic Alert. An off-road package is installed on the GMC Sierra so you are ready for your four-wheeling best. Protect this vehicle from unwanted accidents with a cutting edge backup camera system. The steering wheel audio controls on the GMC Sierra keep the volume and station within easy reach. This 3/4 ton pickup's Lane Departure Warning helps keep you in your lane. Apple CarPlay: Seamless smartphone integration for it - stay connected and entertained on the go! The vehicle is equipped with the latest generation of XM/Sirius Radio. This 2026 GMC Sierra 2500 features a high end BOSE stereo system. This unit has auto-adjust speed for safe following. 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; 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. **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
- 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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