2026 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.6L
Onyx Black
4WD
Diesel
31 Miles
Jet Black w/Kalahari Accents
61708000
1GT4UPEY9TF195790
2500
Leather
AT4
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
Experience powerhouse capability with this 2026 GMC Sierra 2500 AT4 4WD, located in Spartanburg, SC. Built for drivers who demand rugged performance and refined comfort, this diesel V8 6.6L delivers impressive torque and towing strength while offering modern technology and premium amenities.
The AT4 off-road package pairs a commanding stance with advanced 4WD capability, ready for jobsite duty or weekend adventures. Slide into leather seats and grip the heated steering wheel for comfort in any weather. Long drives are enhanced by a premium BOSE stereo system, ensuring crystal-clear audio whether navigating city streets or backcountry trails. Seamless smartphone integration is available via Android Auto, keeping navigation, calls, and music at your fingertips.
Advanced safety and convenience features include Adaptive Cruise Control for confident highway cruising and reduced driver fatigue, plus a host of driver-assist systems designed to protect you and your passengers. Under the hood, the 6.6L V8 diesel provides reliable, efficient power and the low-end torque needed for heavy towing and hauling.
This GMC Sierra 2500 AT4 balances brawn and refinement-tough enough for heavy-duty work, luxurious enough for daily driving.
Packages
AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Power-Retractable Black Assist Steps. Technology Package. Power Sunroof. Body Color Wheel Arch Moldings. Gooseneck/5th Wheel Prep Package. Onyx Black. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. LED Smoked Amber Roof Marker Lamps. **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.**
Additional Information
Straight Forward Pricing ** Serving Spartanburg, Greenville, Woodruff, Landrum, Boiling Springs, Inman, Saluda, Gaffney, Blacksburg, Taylors, Simpsonville, Greer, Clemson, Hendersonville, Asheville, Anderson, Brevard, Tryon, and surrounding areas for over 80 Years!
Experience powerhouse capability with this 2026 GMC Sierra 2500 AT4 4WD, located in Spartanburg, SC. Built for drivers who demand rugged performance and refined comfort, this diesel V8 6.6L delivers impressive torque and towing strength while offering modern technology and premium amenities.
The AT4 off-road package pairs a commanding stance with advanced 4WD capability, ready for jobsite duty or weekend adventures. Slide into leather seats and grip the heated steering wheel for comfort in any weather. Long drives are enhanced by a premium BOSE stereo system, ensuring crystal-clear audio whether navigating city streets or backcountry trails. Seamless smartphone integration is available via Android Auto, keeping navigation, calls, and music at your fingertips.
Advanced safety and convenience features include Adaptive Cruise Control for confident highway cruising and reduced driver fatigue, plus a host of driver-assist systems designed to protect you and your passengers. Under the hood, the 6.6L V8 diesel provides reliable, efficient power and the low-end torque needed for heavy towing and hauling.
This GMC Sierra 2500 AT4 balances brawn and refinement-tough enough for heavy-duty work, luxurious enough for daily driving.
Packages
AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Power-Retractable Black Assist Steps. Technology Package. Power Sunroof. Body Color Wheel Arch Moldings. Gooseneck/5th Wheel Prep Package. Onyx Black. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. LED Smoked Amber Roof Marker Lamps. **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.**
Additional Information
Straight Forward Pricing ** Serving Spartanburg, Greenville, Woodruff, Landrum, Boiling Springs, Inman, Saluda, Gaffney, Blacksburg, Taylors, Simpsonville, Greer, Clemson, Hendersonville, Asheville, Anderson, Brevard, Tryon, and surrounding areas for over 80 Years!
Features & Options
- AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps
- Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners
- AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote
- Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
- Power-Retractable Black Assist Steps
- Technology Package
- Power Sunroof
- Body Color Wheel Arch Moldings
- Gooseneck/5th Wheel Prep Package
- Onyx Black
- Hitch Package
- 1st and 2nd Rows All-Weather Floor Liners
- LED Smoked Amber Roof Marker Lamps
- 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
- 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 light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Full gauge cluster screen
- Auto high-beam headlights
- Immobilizer
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