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2026 GMC Sierra 3500 HD AT4

Stock: TF334142VIN: 1GT4UVEY7TF334142

Stock: TF334142 VIN: 1GT4UVEY7TF334142

2026 GMC Sierra 3500 HD AT4

Detailed Pricing
MSRP:
$91,135
Closing Fee:
+ $491
Beach Price:
$91,626
Purchase Allowance
- $1,000
Today's Price:
$90,626
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Overview
TF334142
Stock
1GT4UVEY7TF334142
VIN
Truck
Body
4X4
Drivetrain
Onyx Black
Exterior
Jet Black With Kalahari Accents, Perforated Front Leather Seating Surfaces
Interior
6.6L Duramax Turbo-Diesel V8 engine
Engine
Diesel
Fuel
Automatic
Transmission
4
Doors
Crew Cab
Cab Type
Description
Onyx Black 2026 GMC Sierra 3500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselCheck out all these great option's AT4 Preferred Package (LED Smoked Amber Roof Marker Lamps, Power Sliding Rear Window with Defogger, and Universal Home Remote), AT4 Premium Plus Package (Off-Road High Clearance Step and Power Sunroof), Gooseneck/5th Wheel Prep Package, Hitch Package, Technology Package (Auto-Dimming Inside Rearview Mirror with Camera and Multicolor 15 Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar Services capable, Exterior Parking Camera Rear, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front Rain-Sensing Wipers, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Premium 13.4 Diagonal Information Display, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver and Front Outboard Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp-Hour Battery, Hitch Guidance with Hitch View, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Departure Warning System, LED Cargo Area Lighting, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Front Leather Seat Trim, Pickup Bed, Power door mirrors, Power driver seat, Power Front Windows with Passenger Express Up/Down, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Premium Front Floor Liners with Removable Carpet Insert, Premium Rear Floor Liners with Removable Carpet Insert, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear Cross Traffic Alert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM with 360L Trial Subscription, Speed control, Speed-sensing steering, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trip computer, Turn signal indicator mirrors, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Variably intermittent wipers, Ventilated Driver and Front Passenger Seats, Ventilated front seats, Voltmeter, Wheels: 20 High Gloss Black 8 Spoke Aluminum, Wireless Charging, and Wireless Phone Projection. Recent Arrival!
Features
Leather Seats

Leather Seats

Power Windows

Power Windows

Premium Audio

Premium Audio

Rearview Camera

Rearview Camera

Sunroof / Moonroof

Sunroof / Moonroof

Turbo Charged

Turbo Charged

Tow Hitch

Tow Hitch

Details
Package
X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
Mechanical
Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
GVWR, 11,550 lbs. (5239 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
Air filter, heavy-duty
Air filtration monitoring
Transfer case, two-speed active electronic Autotrac with push button control
Auto-locking rear differential
Four wheel drive
Cooling, external engine oil cooler
Cooling, auxiliary external transmission oil cooler
Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
Trailer brake controller, integrated
Recovery hooks, Red
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Skid Plates protect the oil pan, front axle and transfer case
Suspension, Off-Road includes twin-tube shocks
Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Brake lining wear indicator
Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
Exterior
Tire, spare LT275/70R18 all-terrain, blackwall
Single Rear Wheels
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Bumper, front, body-color lower
Bumper, rear body-color with bumper CornerSteps
CornerStep, rear bumper
Bed Step, Black integrated on forward portion of bed on driver and passenger side
Moldings, beltline, Black
Wheelhouse liners, rear
Bedliner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE), (TCE) or (TCH), not available with any other Ship Thru code.)
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Grille, Gloss Black header and grille insert bars with Black chrome accents
Fog lamps, LED
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
Mirror caps, high gloss Black
Wipers, front rain-sensing
Glass, deep-tinted
Door handles, body-color
Tailgate, GMC MultiPro Tailgate with six functional load/access features. NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
Tailgate and bed rail protection caps, top
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Entertainment
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Interior
Seat adjuster, driver 10-way power including lumbar
Seat adjuster, passenger 10-way power including lumbar
Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width underseat storage, (includes child seat top tether anchor)
Seats, heated second row outboard seats
Driver memory, recalls driver "presets" for power driver seat and outside mirrors
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Floor covering, color-keyed carpeting
Steering wheel, wrapped
Steering wheel, heated
Steering column, manual Tilt-Wheel and telescoping
Steering wheel audio controls
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Exterior Temperature Display located in radio display
Compass, located in instrument cluster
Window, power front, drivers express up/down
Remote vehicle starter system
Adaptive Cruise Control
Theft-deterrent system, unauthorized entry
Wireless Charging
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
USB ports, (2) charge-only, rear
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Air conditioning, dual-zone automatic climate control
Air vents, rear
Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
Safety
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
Hill Descent Control
Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
Front and Rear Park Assist, ultrasonic
Bed View Camera camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, includes Two Trailer Camera Provisions
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Trailer Camera Provisions and trailer viewing software
Rear Cross Traffic Alert
Trailer Side Blind Zone Alert
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Safety Alert Seat
Rear Seat Reminder
Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
Seat Belt Adjustable Guide Loops, front row only
Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)
Options
AT4 PREFERRED EQUIPMENT GROUP
  • Includes Standard Equipment
  • WINDOW, POWER, REAR SLIDING
  • With Rear Defogger
  • SEATS, FRONT BUCKET WITH CENTER CONSOLE
    WINTER GRILLE COVER
    SUNROOF, POWER
    - $995
    TECHNOLOGY PACKAGE
    - $1,340
  • Includes (DRZ) Rear Camera Mirror And (UV6) Multicolor 15" Diagonal Head-Up Display
  • REAR CAMERA MIRROR
  • Inside Rearview Auto-dimming With Full Camera Display
  • EMISSIONS, FEDERAL REQUIREMENTS
    GVWR, 12,100 LBS. (5488 KG) WITH SINGLE REAR WHEELS
    ONYX BLACK
    - $495
    REAR AXLE, 3.42 RATIO
    JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT LEATHER SEATING SURFACES
    AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM
  • With Google Built In Apps Such As Navigation And Voice Assistance
  • Includes Color Touch-screen
  • Multi-touch Display
  • AM/FM Stereo
  • Bluetooth Streaming Audio For Music And Most Phones; Featuring Wireless Android Auto And Apple CarPlay Capability For Compatible Phones.
  • ENGINE BLOCK HEATER
    - $100
    EXHAUST BRAKE
    ALTERNATOR, 220 AMPS
    - $150
    ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE
    - $9,990
  • (470 Hp [350.5 KW] @ 2800 Rpm
  • 975 Lb-ft Of Torque [1322 Nm] @ 1600 Rpm)
  • TRANSMISSION, 10-SPEED AUTOMATIC
    AT4 PREMIUM PLUS PACKAGE
    - $5,035
  • Includes (PDO) AT4 Preferred Package
  • (CF5) Power Sunroof
  • (CWM) Technology Package And (VXW) Off-Road High Clearance Step
  • LPO
  • AT4 PREFERRED PACKAGE
    - $405
  • Includes (UG1) Universal Home Remote
  • (A48) Rear Sliding Power Window And (U01) Roof Marker Lamps
  • WHEELS, 20" (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS, 8 SPOKES
    TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL
    LPO, HITCH PACKAGE
    - $375
  • Gooseneck Ball And Chain Tiedown Kit With Case
  • (dealer-installed)
  • LAMPS, SMOKED AMBER ROOF MARKER, (LED)
    - $55
    UNIVERSAL HOME REMOTE
    MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY
    LICENSE PLATE KIT, FRONT
    LPO, OFF-ROAD HIGH CLEARANCE STEP
    - $1,295
  • (dealer-installed)
  • GOOSENECK / 5TH WHEEL PREP PACKAGE
    - $545
  • -- Hitch Platform To Accept Gooseneck Or 5th Wheel Hitch. Includes Hitch Platform With Tray To Accept Ball
  • Stamped Bed Holes With Removable Caps Installed And Bed Mounted 7-pin Trailer Harness (similar To UY2 Harness).
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    Disclaimer: All vehicle specifications, prices and equipment are subject to change without notice. See above for information on purchase financing and lease program expiration dates. The estimated payments may not include upfront finance charges that must be paid to be eligible for the purchase financing program used to estimate the APR and payments. Listed Annual Percentage Rates are provided for the selected purchase financing or lease programs available on the current date. Program expiration dates reflect currently announced program end dates, but these programs are subject to change at any time. Lessees will be financially responsible for mileage beyond the elected quantity and for vehicle maintenance and repairs and excessive vehicle wear. Option to purchase at lease end for an amount may be determined at lease signing. Payments may be higher in some states. You may not be able to combine other incentives with the purchase financing or leasing programs presented above. Residency restrictions may apply. See dealer for details. Listed APR, down payment, payments, incentives and other terms are estimates for example purposes only. Information provided is based on very well-qualified buyers or lessees. The payment information provided here is not a commitment by any organization to provide credit, leases or other programs. Some customers may not qualify for listed programs. Your terms may vary. Lessor must approve lease. Credit approval required. Prices and payments (including the amount down payment) do not include tax, titles, tags, emissions testing charges, or other fees required by law or lending organizations. Price includes $540 closing fee. Security deposit is waived on leases. **With approved credit. Terms may vary.

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