2026 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.6L
Sterling Metallic
4WD
Diesel
5 Miles
Jet Black w/Kalahari Accents
9197
1GT4UPEY8TF106968
2500
Leather
AT4
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
Command presence meets refined capability in this 2026 GMC Sierra 2500 AT4. Powered by a potent 6.6L V8 and equipped with 4WD, this truck is engineered for heavy-duty performance whether towing, hauling, or tackling tough terrain. The AT4 Off-Road Package adds rugged enhancements—specially tuned suspension, underbody protection, and terrain-focused components—so off-pavement confidence is standard. The cabin balances utility with comfort. Premium materials and supportive seating create a quiet, focused environment, while a heated steering wheel adds warmth on chilly mornings. Advanced connectivity includes Apple CarPlay for seamless smartphone integration and a premium BOSE audio system for immersive listening. Driver-assist technologies enhance safety and awareness, including Lane Departure Warning to help maintain lane position during long drives. Thoughtful storage, resilient trim, and user-friendly controls make this GMC Sierra AT4 a practical partner for work and recreation. With available towing features and a chassis built to handle demanding tasks, it delivers capability without sacrificing refinement. This 2026 GMC Sierra 2500 AT4 is designed for drivers who need serious performance, off-road readiness, and modern conveniences in a single, commanding package.
Equipment
See what's behind you with the back up camera on this vehicle. This unit offers Apple CarPlay for seamless connectivity. This unit's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The leather seats in this 3/4 ton pickup are a must for buyers looking for comfort, durability, and style. Start this 3/4 ton pickup from inside with remote start. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. This unit has auto-adjust speed for safe following. The GMC Sierra is pure luxury with a heated steering wheel. This vehicle's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. This model features steering wheel audio controls. An off-road package is installed on this 2026 GMC Sierra 2500 so you are ready for your four-wheeling best.
Packages
Max Trailering Package: 11. 750 lbs (5. 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step; Technology Package. 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. Technology Package. Off-Road High Clearance Step. Power Sunroof. Gooseneck/5th Wheel Prep Package. Sterling Metallic. Hitch Package. 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.**
Command presence meets refined capability in this 2026 GMC Sierra 2500 AT4. Powered by a potent 6.6L V8 and equipped with 4WD, this truck is engineered for heavy-duty performance whether towing, hauling, or tackling tough terrain. The AT4 Off-Road Package adds rugged enhancements—specially tuned suspension, underbody protection, and terrain-focused components—so off-pavement confidence is standard. The cabin balances utility with comfort. Premium materials and supportive seating create a quiet, focused environment, while a heated steering wheel adds warmth on chilly mornings. Advanced connectivity includes Apple CarPlay for seamless smartphone integration and a premium BOSE audio system for immersive listening. Driver-assist technologies enhance safety and awareness, including Lane Departure Warning to help maintain lane position during long drives. Thoughtful storage, resilient trim, and user-friendly controls make this GMC Sierra AT4 a practical partner for work and recreation. With available towing features and a chassis built to handle demanding tasks, it delivers capability without sacrificing refinement. This 2026 GMC Sierra 2500 AT4 is designed for drivers who need serious performance, off-road readiness, and modern conveniences in a single, commanding package.
Equipment
See what's behind you with the back up camera on this vehicle. This unit offers Apple CarPlay for seamless connectivity. This unit's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The leather seats in this 3/4 ton pickup are a must for buyers looking for comfort, durability, and style. Start this 3/4 ton pickup from inside with remote start. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. This unit has auto-adjust speed for safe following. The GMC Sierra is pure luxury with a heated steering wheel. This vehicle's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. This model features steering wheel audio controls. An off-road package is installed on this 2026 GMC Sierra 2500 so you are ready for your four-wheeling best.
Packages
Max Trailering Package: 11. 750 lbs (5. 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step; Technology Package. 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. Technology Package. Off-Road High Clearance Step. Power Sunroof. Gooseneck/5th Wheel Prep Package. Sterling Metallic. Hitch Package. 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.**
Features & Options
- Max Trailering Package: 11
- 750 lbs (5
- 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package
- AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote
- AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step; Technology Package
- 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
- Technology Package
- Off-Road High Clearance Step
- Power Sunroof
- Gooseneck/5th Wheel Prep Package
- Sterling Metallic
- Hitch Package
- 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
- 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
- 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
- Bose speakers
- OnStar vehicle integrated emergency SOS system
- -