2026 GMC Sierra 3500 HD AT4

  • New
  • Diesel
Photos Coming Soon

This GMC Sierra 3500 HD AT4 of is new to our inventory, but check to see if we can get you early access to photos!

Request Photos
$92,270MSRP
$84,073Internet Price
View price details
Finance Terms
Courtesy Buick GMC
Location Details
Call 833-291-7775
We’re here to help

    The overview

    Exterior Color
    Volcanic Red Tintcoat
    Interior Color
    Jet Black with Kalahari accents, Perforated Front
    Body/Seating
    Truck/5 seats
    Transmission
    Automatic
    Drivetrain
    4WD
    Engine
    6.6L Duramax Turbo-Diesel V8 engine
    Bed Length
    6.9 ft
    VIN
    1GT4UVEY7TF318720
    • In Transit

    The highlights

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Power moonroof
    • Premium audio system
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear
    • Front dual zone A/C
    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start
    • Remote keyless entry
    • Speed control
    • Surround View Monitor
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front tires: 275/65SR20.0E
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 275/65SR20.0E
    • Single rear wheels
    • Speed-sensing steering
    • Tires: all-terrain
    • Wheel size: 20"
    • 1st row LCD monitors: 2
    • AM/FM radio: SiriusXM with 360L
    • Premium audio system: Premium GMC Infotainment System
    • Primary LCD size: 13.4"
    • Satellite radio trial duration with new vehicle purchase (months): 3
    • Smart device integration
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • Wireless Phone Charger: front
    • Wireless phone connectivity
    • Basic warranty: 36 months/36,000miles
    • Corrosion perforation warranty: 72 months/100,000miles
    • Diesel engine warranty: 60 months/100,000miles
    • Maintenance warranty: 12 months/ unlimited distance
    • Powertrain warranty: 60 months/60,000miles
    • Roadside assistance coverage: 60 months/60,000miles
    • Front center armrest
    • Front seats: bucket
    • Heated front seats
    • Heated rear seats
    • Leather upholstery
    • Max seating capacity: 5
    • Power 2-way driver lumbar support
    • Power 2-way passenger lumbar support
    • Power driver seat
    • Power passenger seat
    • Rear seat center armrest
    • Rear seats: split-bench
    • Rear seats Folding position: fold-up cushion
    • Seat Upholstery: leather
    • Split folding rear seat
    • Ventilated front seats
    • Block heater
    • Compressor: intercooled turbo
    • Cylinder configuration: V-8
    • Drive type: four-wheel
    • Engine liters: 6.6L
    • Engine location: front
    • Fuel tank capacity: 36.0gal.
    • Horsepower: 470hp @ 2,800RPM
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Number of valves: 32
    • Rear locking differential
    • Recommended fuel: Diesel
    • Standard fuel economy fuel type: diesel
    • Torque: 975 lb.-ft. @ 1,600RPM
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 284mm (11.2")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Heated door mirrors
    • Hitch Class: IV
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Compression ratio: 16.00 to 1
    • Curb weight: 3,690kg (8,134lbs)
    • Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
    • Engine displacement: 6.6 L
    • Engine torque: 975 lb.-ft. @ 1,600RPM
    • Exterior body width: 2,079mm (81.8")
    • Exterior height: 2,054mm (80.9")
    • Exterior length: 6,369mm (250.8")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • GVWR: 5,488kg (12,100lbs)
    • Payload: 1,779kg (3,922lbs)
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,659mm (65.3")
    • Towing capacity: 9,072kg (20,000lbs)
    • Turning radius: 8.0m (26.3')
    • Wheelbase: 4,039mm (159.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: front and rear
    • Rain sensing wipers
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Forward collision: mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: warning
    • Security system
    • Traction control
    Looking for a new car at an affordable price? Check out this 2026!

    A great vehicle and a great value! The engine breathes better thanks to a turbocharger, improving both performance and economy. The following features are included: automatic dimming door mirrors, heated steering wheel, and power seats. Under the hood you'll find an 8 cylinder engine with more than 400 horsepower, and for added security, dynamic Stability Control supplements the drivetrain. Four wheel drive allows you to go places you've only imagined.

    Are you ready to experience this vehicle for yourself? Call now and schedule a test drive.

    Track your progress

     
     
     
     

    Peace of mind

    Factory warranty

    36 months/36,000miles from the vehicle's original in-service date

    Optional add-on protection

    • GAP Protection
    • Lifetime Powertrain
    • Tires and Wheels
    • Paint Protection

    A name you can trust

    Courtesy Buick GMC is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
    More about us

    KBB.com Consumer Reviews

    Kelley Blue Book Logo0.0out of 5 overall
      Privacy
        Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

        1Dealer Discount applied to everyone