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Used 2026 GMC Sierra 2500HD
Duval Suggested Retail Price
$80,007Dealer Prep Fee
+$1,199Electronic Filing Fee
+$398Duval Difference Price
$81,206
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Vehicle Information
Stock #: TF131083
VIN: 1GT4UPEY5TF131083
Body Style: Truck Diesel
Engine: Duramax 6.6L V8 Turbodiesel
Exterior Color:Sterling Metallic
Interior Color:Jet Black With Kalahari Accents
Mileage:12,643
Drivetrain:Four Wheel Drive
Transmission:10-Speed Automatic
Fuel Type:Diesel
Description
2026 GMC Sierra 2500HD AT4 Sterling Metallic Premium Plus Package Tech & Luxury Packages Tow Ready
Dominate the road and command the job site with the ultimate blend of heavy-duty capability and ultra-premium luxury: the 2026 GMC Sierra 2500HD AT4. Finished in the crisp, technical Sterling Metallic and accented by a striking Gloss Black Header Grille, this current-model-year powerhouse is factory-engineered to tackle the most demanding tasks without breaking a sweat. Loaded with the AT4 Premium Plus and Technology packages, this truck delivers a first-class cabin experience paired with legendary off-road grit.
Elite AT4 Premium Plus & Off-Road Architecture
Skip the aftermarket upgradesthis AT4 is aggressively equipped straight from the factory to handle any terrain:
X31 Off-Road Package: Features a specialized off-road suspension paired with Hill Descent Control to keep you poised and confident on steep, loose-terrain grades.
Power Sunroof & Retractable Steps: The Premium Plus Package adds a stunning Power Sunroof that floods the cabin with natural light, paired with sleek Power-Retractable Black Assist Steps for effortless entry.
AT4 Styling Accents: Demands respect with smoked amber LED roof marker lamps, rear wheelhouse liners, and aggressive AT4 alloy wheels.
Advanced Technology & Trailer Vision Suite
Towing heavy loads requires elite situational awareness, and this 2500HD acts as your ultimate tech hub:
Multicolor 15″ Diagonal Head-Up Display (HUD): Projects critical driving metrics, safety warnings, and navigation alerts directly onto the windshield so your eyes never leave the road.
HD Surround Vision & Bed View Camera: Offers a 360-degree digital bird’s-eye view around the truck, complete with specialized trailer view camera software and provisions for seamless hitch alignment.
Rear Camera Mirror: Transforms your traditional rearview mirror into a high-definition video screen, ensuring an unobstructed view behind you even when the Bed is stacked to the roof.
First-Class Luxury & Mobile Office Comfort
The AT4 cabin is a sanctuary of premium materials and tech-forward convenience:
Perforated Leather Seating: Sink into 10-Way Power Front Bucket Seats with active Ventilation and Heating controls, paired with a Heated Steering Wheel and Heated 2nd-Row Outboard Seats.
Bose Premium 7-Speaker Sound System: Experience concert-quality audio clarity with a rich soundstage engineered specifically for this heavy-duty cabin.
Wireless Command Center: Stay effortlessly organized with a wireless smartphone charging Pad, Wireless Apple CarPlay & Android Auto projection, and a premium GMC Infotainment System.
Dual 120-Volt Outlets: Includes matching 120V power outlets inside the Cab and Bed-mounted to easily power tools, camping gear, or laptops on the go.
Heavy-Duty Trailering & Utility
Gooseneck/5th Wheel Prep Package: Factory-installed and structurally reinforced to handle your largest horse trailers, toy haulers, or equipment trailers right off the lot.
GMC Spray-On Bedliner: A durable, factory-installed bedliner complete with the GMC logo protects your cargo Box from heavy impacts, scrapes, and rust.
In-Vehicle Trailering App: Includes integrated hitch guidance with hitch view, an integrated trailer brake controller, and intelligent trailer side blind zone alerts.
Core Vehicle Specifications:
Safety Suite: Automatic Emergency Braking, Forward Collision Alert, Lane Departure Warning, Front Pedestrian Braking, and Rear Cross Traffic Alert.
Mechanical Strength: 2-Speed Active Transfer Case, 220-Amp Alternator, Heavy-Duty 80 Amp Battery, Engine Block Heater, and Exhaust Brake.
Convenience: Remote Vehicle Starter System, Keyless Open and Start, Rain-Sensing Wipers, and a Power Sliding Rear Window.
SEO Keywords: 2026 GMC Sierra 2500HD AT4 for sale, Sterling Metallic Sierra 25
Dominate the road and command the job site with the ultimate blend of heavy-duty capability and ultra-premium luxury: the 2026 GMC Sierra 2500HD AT4. Finished in the crisp, technical Sterling Metallic and accented by a striking Gloss Black Header Grille, this current-model-year powerhouse is factory-engineered to tackle the most demanding tasks without breaking a sweat. Loaded with the AT4 Premium Plus and Technology packages, this truck delivers a first-class cabin experience paired with legendary off-road grit.
Elite AT4 Premium Plus & Off-Road Architecture
Skip the aftermarket upgradesthis AT4 is aggressively equipped straight from the factory to handle any terrain:
X31 Off-Road Package: Features a specialized off-road suspension paired with Hill Descent Control to keep you poised and confident on steep, loose-terrain grades.
Power Sunroof & Retractable Steps: The Premium Plus Package adds a stunning Power Sunroof that floods the cabin with natural light, paired with sleek Power-Retractable Black Assist Steps for effortless entry.
AT4 Styling Accents: Demands respect with smoked amber LED roof marker lamps, rear wheelhouse liners, and aggressive AT4 alloy wheels.
Advanced Technology & Trailer Vision Suite
Towing heavy loads requires elite situational awareness, and this 2500HD acts as your ultimate tech hub:
Multicolor 15″ Diagonal Head-Up Display (HUD): Projects critical driving metrics, safety warnings, and navigation alerts directly onto the windshield so your eyes never leave the road.
HD Surround Vision & Bed View Camera: Offers a 360-degree digital bird’s-eye view around the truck, complete with specialized trailer view camera software and provisions for seamless hitch alignment.
Rear Camera Mirror: Transforms your traditional rearview mirror into a high-definition video screen, ensuring an unobstructed view behind you even when the Bed is stacked to the roof.
First-Class Luxury & Mobile Office Comfort
The AT4 cabin is a sanctuary of premium materials and tech-forward convenience:
Perforated Leather Seating: Sink into 10-Way Power Front Bucket Seats with active Ventilation and Heating controls, paired with a Heated Steering Wheel and Heated 2nd-Row Outboard Seats.
Bose Premium 7-Speaker Sound System: Experience concert-quality audio clarity with a rich soundstage engineered specifically for this heavy-duty cabin.
Wireless Command Center: Stay effortlessly organized with a wireless smartphone charging Pad, Wireless Apple CarPlay & Android Auto projection, and a premium GMC Infotainment System.
Dual 120-Volt Outlets: Includes matching 120V power outlets inside the Cab and Bed-mounted to easily power tools, camping gear, or laptops on the go.
Heavy-Duty Trailering & Utility
Gooseneck/5th Wheel Prep Package: Factory-installed and structurally reinforced to handle your largest horse trailers, toy haulers, or equipment trailers right off the lot.
GMC Spray-On Bedliner: A durable, factory-installed bedliner complete with the GMC logo protects your cargo Box from heavy impacts, scrapes, and rust.
In-Vehicle Trailering App: Includes integrated hitch guidance with hitch view, an integrated trailer brake controller, and intelligent trailer side blind zone alerts.
Core Vehicle Specifications:
Safety Suite: Automatic Emergency Braking, Forward Collision Alert, Lane Departure Warning, Front Pedestrian Braking, and Rear Cross Traffic Alert.
Mechanical Strength: 2-Speed Active Transfer Case, 220-Amp Alternator, Heavy-Duty 80 Amp Battery, Engine Block Heater, and Exhaust Brake.
Convenience: Remote Vehicle Starter System, Keyless Open and Start, Rain-Sensing Wipers, and a Power Sliding Rear Window.
SEO Keywords: 2026 GMC Sierra 2500HD AT4 for sale, Sterling Metallic Sierra 25
Standard Features
- AT4 Preferred Package
- AT4 Premium Plus Package
- Gooseneck/5th Wheel Prep Package
- Preferred Equipment Group 4SB
- Technology Package
- X31 Off-Road Package
- 7 Speakers
- AM/FM radio: SiriusXM with 360L
- Bose Premium 7-Speaker Sound System
- Premium audio system: Premium GMC Infotainment System
- Radio: AM/FM Stereo with Premium GMC Infotainment System
- SiriusXM with 360L Trial Subscription
- Steering Wheel Audio Controls
- Air Conditioning
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- Driver Memory
- Memory seat
- Power driver seat
- Power steering
- Power windows
- Push Button Start
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Universal Home Remote
- Manual Tilt-Wheel/Telescoping Steering Column
- Off-Road Suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open and Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Sunroof
- Pickup Box
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Hill Descent Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- 220-Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Bumpers: body-color
- Gloss Black Header Grille and Grille Insert Bars
- Heated door mirrors
- IntelliBeam Automatic High Beam on/Off
- LED Cargo Area Lighting
- LED Smoked Amber Roof Marker Lamps
- Off-Road High Clearance Step
- Power door mirrors
- Power-Retractable Black Assist Steps
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-on Pickup Bedliner with GMC Logo
- Turn signal indicator mirrors
- Winter Grille Cover
- 2 Charge-Only Rear USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- 2 USB Ports
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera with Two Trailer Camera Provisions
- Buckle to Drive
- Compass
- Driver door bin
- Driver vanity mirror
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front Premium Floor Liners with Removable Carpet Insert
- Front reading lights
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- Inside Rearview Auo-Dimming Rear Camera Mirror
- Multicolor 15″ Diagonal Head-Up Display
- OnStar Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear Premium Floor Liners with Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Cam Provisions and Trailer Viewing Software
- Trailer Side Blind Zone Alert
- Trip computer
- Ultrasonic Front and Rear Park Assist
- Voltmeter
- Wireless Charging
- Wireless Phone Projection
- 10-Way Power Driver Seat Adjuster with Lumbar
- 10-Way Power Passenger Seat Adjuster with Lumbar
- Front Bucket Seats
- Front Center Armrest
- Heated 2nd Row Outboard Seats
- Heated Driver and Front Outboard Passenger Seats
- Heated front seats
- Heated rear seats
- Perforated Leather-Appointed Front Seat Trim
- Power passenger seat
- Safety Alert Seat
- Split folding rear seat
- Ventilated Driver and Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance with Hitch View
- in-Vehicle Trailering System App
- Alloy wheels
- Wheels: 20″ High Gloss Black 8 Spokes Aluminum
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Front Passenger Windows with Express Up/Down
- Power Sliding Rear Window with Defogger
- Rain sensing wipers
- Variably intermittent wipers
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VEHICLE DATA
Certain specifications, prices and equipment data have been provided under license from Chrome Data Solutions (\’Chrome Data\’). © 2026 Chrome Data Solutions, LP. All Rights Reserved. This information is supplied for personal use only and may not be used for any commercial purpose whatsoever without the express written consent of Chrome Data. Chrome Data makes no guarantee or warranty, either expressed or implied, including without limitation any warranty of merchantability or fitness for particular purpose, with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.
ESTIMATE MPG
EPA mileage ratings are supplied by Chrome Data Solutions, LP for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.
Based on 2019 EPA mileage ratings. Your MPGe/MPG and driving range will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
PRICING
*Prices exclude government fees such as tax, tag, and title.
***Prices include dealer installed accessories, if any, a $398 electronic registration filing fee and a $1199 dealer pre-delivery service fee both of which are charges that represent costs and profit to the dealer for items such as cleaning, inspecting and adjusting new and used vehicles and preparing documents related to the sale. Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user “as is” without warranty of any kind, either express or implied.
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