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Parks Price: $71,800

2026 GMC Sierra 3500 Crew Cab 4WD Pickup

Stock #FS3450A
Dealer Video

Vehicle Notes

If you've been hunting for serious diesel power and off-road capability near Spartanburg, this 2026 GMC Sierra 3500HD AT4 Crew Cab 4WD checks boxes mo…
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If you've been hunting for serious diesel power and off-road capability near Spartanburg, this 2026 GMC Sierra 3500HD AT4 Crew Cab 4WD checks boxes most trucks cant even reach. Built around a heavy-duty platform and paired with a proven diesel engine, this Sierra stands out with its rare AT4 trim, giving you lifted capability, premium interior touches, and the kind of torque that actually makes towing feel effortless instead of stressful.This truck isn't just about numbers on paper, its about what those numbers mean when you're behind the wheel. The diesel powertrain delivers massive low-end torque, which translates to smoother towing, less strain on the engine, and better long-term durability. The 4WD system and AT4 off-road suspension aren't there for looks, they give you real confidence when you're pulling a trailer through uneven job sites or heading off pavement. Inside, the Crew Cab layout gives you real space, not the cramped technically it fits kind. Add in modern tech and driver-assist features, and you've got a truck that works hard during the day but still feels refined on the drive home.This Sierra is ideal for someone who actually uses a truck the way its meant to be used. If you're towing equipment, hauling materials, running a business, or even just want a no-compromise daily driver with serious capability, this fits. It also works surprisingly well for someone who wants comfort and presence on the road without sacrificing utility. Its for the buyer who doesn't want to outgrow their truck in a year.Compared to trucks like the Ford F-350 Super Duty and Ram 3500, the Sierra 3500HD AT4 leans harder into the balance of rugged capability and premium feel. The Ford is known for raw power, but GMC delivers a more refined driving experience. The Ram offers a smooth ride, but the AT4 package gives you a more purpose-built off-road and work-ready setup without sacrificing interior quality. This Sierra simply feels more versatile across both work and everyday driving.Driving around Spartanburg, Greenville, Greer, and Gaffney, you'll actually use what this truck offers. Whether its highway miles, back roads, job sites, or weekend towing, the diesel efficiency helps on long drives while the size and capability handle everything local life throws at you. Its not overkill, its preparedness.You're probably wondering how it holds up long-term. Heavy-duty Sierras are known for durability, especially with diesel setups designed for high mileage and demanding use. Daily driving is easier than you'd expect thanks to modern tech and a comfortable cabin. Fuel economy for a truck this size is respectable, especially on the highway where diesel shines.What makes this one worth moving on now comes down to availability and spec. A 2026 AT4 diesel in this configuration isn't something you trip over every day, and condition and mileage play a huge role in how these trucks hold value. When you find one set up right, you don't overthink it.If this is the kind of truck you've been trying to find, don't sit on it. Schedule your test drive, call, or message now and see what it actually feels like to drive something built to handle more than just the basics.
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Chassis Details

Mileage
879
Stock Number
FS3450A
Stock Type
Used
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
AT4
Interior Color
Jet Black With Kalahari Accents
Seating Capacity
5
Exterior Color Description
Titanium
Engine Cylinder Count
8
Transmission Type
Automatic
Fuel Type
Gasoline
Engine Model
L8T
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • Gooseneck/5th Wheel Prep Package
  • Preferred Equipment Group 4SB
  • Snow Plow Prep/Camper 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 Front Windows with Passenger Express Up/Down
  • Power steering
  • Power windows
  • Push Button Start
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • 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 Services capable
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open and Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Pickup Bed
  • Brake assist
  • Electronic Stability Control
  • Lane Departure Warning System
  • Exterior Parking Camera Rear
  • 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
  • Heavy-Duty 80 Amp-Hour Battery
  • Auto-dimming door mirrors
  • Bumpers: body-color
  • Front License Plate Kit
  • Gloss Black Header and Grille Insert Bars
  • Heated door mirrors
  • IntelliBeam Automatic High Beam on/Off
  • LED Cargo Area Lighting
  • Power door mirrors
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-on Pickup Bedliner with GMC Logo
  • Turn signal indicator mirrors
  • 2 Charge-Only Rear USB Ports
  • 2 Charge/Data USB Ports Inside Center Console
  • 2 USB Ports
  • 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 reading lights
  • GMC Premium 13.4" Diagonal Information Display
  • HD Surround Vision
  • Heated steering wheel
  • Illuminated entry
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Premium Front Floor Liners with Removable Carpet Insert
  • Premium Rear Floor Liners with Removable Carpet Insert
  • Rear Cross Traffic Alert
  • Rear reading lights
  • Rear seat center armrest
  • Safety Alert Seat
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trailer Camera Provisions
  • 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 Front Leather Seat Trim
  • Power passenger seat
  • Split folding rear seat
  • Ventilated Driver and Front Passenger Seats
  • Ventilated front seats
  • Passenger door bin
  • Hitch Guidance with Hitch View
  • Alloy wheels
  • Wheels: 20" High Gloss Black 8 Spoke Aluminum
  • Deep-Tinted Glass
  • Front Rain-Sensing Wipers
  • Rain sensing wipers
  • Variably intermittent wipers
  • 3.73 Rear Axle Ratio
  • Heated and Cooled Leather seats
  • Apple CarPlay / Android Auto
  • Bluetooth
  • Lifted
  • Power Steps
  • View All

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Body Details

Body Type
Pickup
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Pricing Details

List Price $93,897
Parks Discount - $22,097
Parks Price $71,800
Total Savings $22,097
Additional Upfit Cost

Price above does not include any of the Build & Quote options.

Vehicle available NOW in Spartanburg, SC.

Disclaimer:
Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information. PRICE MAY NOT INCLUDE BODY/UPFIT COST!!!!! All may not qualify for all incentives. All rebates may not be used in conjunction with the special rate incentives.
MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool).
Tax, title, license (unless itemized above) are extra.