2021 GMC Sierra 2500HD SLT
Specifications, live market data, colors, and factory features.
56 for sale right now
$32,995 – $68,890
Specifications
Performance
- Engine
- 6.6L 8-Cylinder L8T - SIDI, VVT, CAST IRON
- Transmission
- Automatic
- Drivetrain
- 4WD
Fuel & Efficiency
- Fuel
- Gasoline
- MPG City
- 0 mpg
- MPG Highway
- 0 mpg
Body & Practicality
- Body Style
- Truck
- Doors
- 4
Colors
Factory colors on 2021 GMC Sierra 2500HD SLTs for sale now.
Exterior
- Summit White(white)8
- Onyx Black(black)7
- Cayenne Red Tintcoat(red)3
- Ebony Twilight Metallic(black)2
- White2
- Quicksilver Metallic(silver)2
- White Frost Tri-Coat(white)1
- Brownstone Metallic(brown)1
- Pacific Blue Metallic(blue)1
- Cardinal Red(red)1
Interior
- Jet Black(black)22
- Dark Walnut/Slate(gray)2
- Dark Walnut(gray)2
- Black2
Live Market Data
Computed from active 2021 GMC Sierra 2500HD SLT listings nationwide, updated continuously.
Price Distribution
Price vs. Mileage
Latest SLT Listings
The newest 2021 GMC Sierra 2500HD SLTs on the market.
Used 2021 GMC Sierra 2500HD
$40,366
Est. $589/mo*
Michael's Motor Co.
Used 2021 GMC Sierra 2500HD
$55,713
Est. $807/mo*
Spitzer Autoworld St. Marys
Used 2021 GMC Sierra 2500HD
$45,095
Est. $656/mo*
Cars Land
Used 2021 GMC Sierra 2500HD
$44,096
Est. $642/mo*
Royal Oaks Chevrolet Cadillac
Used 2021 GMC Sierra 2500HD
$46,299
Est. $673/mo*
Corwin Honda Colorado Springs
Used 2021 GMC Sierra 2500HD
$48,793
Est. $709/mo*
Springs Automotive Group of Colorado Springs
Used 2021 GMC Sierra 2500HD
$40,697
Est. $593/mo*
Ferguson Buick GMC - Norman
Used 2021 GMC Sierra 2500HD
$44,488
Est. $647/mo*
Bomnin Chevrolet West Kendall
What's Yours
Worth?
The median 2021 GMC Sierra 2500HD SLT lists for $46,461 today.
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GMC Sierra 2500HD SLT
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