2025 GMC Sierra AT4

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GMC Sierra Details

transmission
Automatic
engine
V8, 6.6L
color
Onyx Black
drive
4WD
fuel
Diesel
mileage
0 Miles
interior color
Jet Black w/Kalahari Accents
stock number
60869-9
VIN
1GT4UPEY0SF318438
series
2500
seats
Leather
trim
AT4

About This 2025 GMC Sierra

Vehicle Details

2025 GMC SIERRA 2500HD AT4 CREW CAB 4WD


Exterior: Onyx Black – Interior: Jet Black with Kalahari Accents

Engine: Duramax 6.6L Turbo-Diesel – Transmission: Allison 10-Speed Automatic


Rugged Capability Meets Premium Refinement

The 2025 GMC Sierra 2500HD AT4 is built to conquer any terrain while delivering advanced comfort and technology. Powered by the legendary Duramax 6.6L Turbo-Diesel engine paired with the Allison 10-speed transmission, this heavy-duty truck is ready to tow, haul, and perform in the toughest conditions. Whether you're heading to the job site or off-road, the Sierra AT4 blends strength with sophistication.


Designed with a bold Onyx Black exterior and distinctive red recovery hooks, this AT4 commands attention. The interior delivers luxury and practicality with heated and ventilated front bucket seats, heated rear outer seats, and a power sunroof. Premium floor liners, memory settings, and a wrapped heated steering wheel complete the upscale cabin.


Stay in control with the Traction Select System with Off-Road and Tow/Haul modes, trailer brake controller, and gooseneck/5th wheel prep package. The AT4 also includes HD Surround Vision, Trailer Side Blind Zone Alert, and advanced trailering tech to keep you and your load secure.



Key Features:

  • Performance & Mechanicals: Duramax 6.6L Turbo-Diesel, Allison 10-Speed Automatic, Auto Locking Rear Diff, 2-Speed Autotrac Transfer Case, Skid Plates, 220-Amp Alternator, Heavy-Duty Air Cleaner, Digital Variable Steering Assist, Trailer Brake Controller, Trailer Tow Package, Vehicle Trailering App

  • Safety: Forward Collision Alert, Lane Departure Warning, Front Pedestrian Braking, Rear Cross Traffic Alert, Trailer Side Blind Zone Alert, Automatic Emergency Braking, IntelliBeam, Buckle to Drive, Teen Driver Mode, Safety Alert Seat, HD Surround Vision, Front & Rear Park Assist

  • Interior & Comfort: Heated & Ventilated Front Bucket Seats, Heated Rear Outer Seats, 10-Way Power Front Seats, Dual Zone Climate Control, Driver Seat & Mirror Memory, Rear Folding Bench with Storage, Heated Wrapped Steering Wheel, Power Sliding Rear Window, Premium Floor Liners

  • Connectivity & Technology: 13.4" GMC Premium Infotainment System with Google Built-In, Wireless Apple CarPlay & Android Auto, 12.3" Digital Driver Display, SiriusXM Trial, Bose Premium Sound, 8 Years OnStar Basics, Remote Keyless Entry, Rear Seat Reminder

  • Exterior: Power Retractable Assist Steps w/ LED Lighting, GMC MultiPro Tailgate, Spray-On Bedliner, Power Trailer Mirrors w/ Heat & Auto-Dim, CornerStep Rear Bumper, LED Fog Lamps, LED Cargo Lighting, Animated LED Projector Headlamps, Red Recovery Hooks, Roof Marker Lamps, Gooseneck/5th Wheel Prep



Warranty Coverage:

  • 3-Year / 36,000-Mile Bumper-to-Bumper Limited Warranty

  • 5-Year / 100,000-Mile Powertrain Limited Warranty

  • 5-Year / 100,000-Mile Roadside Assistance & Courtesy Transportation

  • First Maintenance Visit Included



Why Buy From Country Chevrolet GMC?

At Country Chevrolet GMC, we’re committed to providing a better buying experience. From our transparent sales process to our top-tier customer service, we make it easy to find the vehicle that fits your lifestyle. Come see why customers from all over trust Country Chevrolet GMC for their truck and SUV needs.



Call us at (270) 527-8671Chat with us online



Additional Information
The Country Chevy Advantage Shopping for a used vehicle for sale in KY, especially at Country Chevrolet GMC, offers several lucrative benefits such as: Affordable Features – It can be difficult to afford the premium features of a brand-new model vehicle. However, with a used car purchase, accessories such as sunroofs, leather upholstery, and top-of-the-line navigation systems become that much more affordable. Variety of Options – Regardless of your preferred make, model, model year, condition, price, or trim, our huge used vehicle inventory gives you a much better chance of finding the vehicle you’re looking for. Slower Depreciation – Worried about your new vehicle depreciating as soon as you drive it off our lot? No worries, when buying a used vehicle from Country Chevy, one of the top GMC dealers in KY, much of the depreciation has already occurred before you even purchase. Affordable Upfront Payment – Used car models tend to have lower starting prices than their newer counterparts, as well as lower sales tax, monthly payments, and down payments.

Features & Options

  • AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote
  • 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
  • Power-Retractable Black Assist Steps
  • Power Sunroof
  • Gooseneck/5th Wheel Prep Package
  • Onyx Black
  • 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
  • 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
  • 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
  • Bluetooth handsfree wireless device connectivity
  • Trailer brake controller
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