2020 GMC Sierra 3500HD AT4
Specifications, live market data, colors, and factory features.
10 for sale right now
$36,151 – $54,310
Specifications
Performance
- Engine
- 6.6L V-Shaped L5P - DI, DURAMAX, GEN 5 VAR. 1
- Horsepower
- 401 hp
- Torque
- 464 lb-ft
- Transmission
- 6-Speed Automatic
- Drivetrain
- 4WD
Fuel & Efficiency
- Fuel
- Diesel
- Fuel Tank
- 36 gal
Dimensions
- Length
- 266.1″
- Width
- 81.9″
- Height
- 80.9″
- Wheelbase
- 172″
- Curb Weight
- 7,064 lbs
Body & Practicality
- Body Style
- Truck
- Doors
- 4
- Seating
- 5
- Base MSRP
- $59,100
Colors
Factory colors on 2020 GMC Sierra 3500HD AT4s for sale now.
Exterior
- Summit White(white)3
- Onyx Black(black)2
- Carbon Black Metallic(black)1
Interior
- Jet Black w/Kalahari Accents(black)3
- Jet Black With Kalahari Accents(black)2
Live Market Data
Computed from active 2020 GMC Sierra 3500HD AT4 listings nationwide, updated continuously.
Price Distribution
Price vs. Mileage
Latest AT4 Listings
The newest 2020 GMC Sierra 3500HD AT4s on the market.
Used 2020 GMC Sierra 3500HD
$54,310
Est. $787/mo*
Kunes Valley GMC
Used 2020 GMC Sierra 3500HD
$51,030
Est. $741/mo*
Covert Ford
Used 2020 GMC Sierra 3500HD
$50,597
Est. $734/mo*
Bolivar Ford
Used 2020 GMC Sierra 3500HD
$47,499
Est. $690/mo*
South Pointe Chrysler Jeep Dodge RAM
Used 2020 GMC Sierra 3500HD
$49,803
Est. $723/mo*
Junction Auto Family
Used 2020 GMC Sierra 3500HD
$36,151
Est. $529/mo*
Austin's Auto Sales
Certified 2020 GMC Sierra 3500HD
$45,995
Est. $669/mo*
Cernohous Chevrolet, Inc.
Used 2020 GMC Sierra 3500HD
$45,744
Est. $665/mo*
Ron Tonkin Chevrolet
What's Yours
Worth?
The median 2020 GMC Sierra 3500HD AT4 lists for $47,886 today.
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GMC Sierra 3500HD AT4
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