2025 GMC Sierra 3500 SLT
Specifications, live market data, colors, and factory features.
28 for sale right now
$62,825 – $80,558
Specifications
Performance
- Engine
- 6.6L V-Shaped L5P
- Transmission
- Automatic
- Drivetrain
- 4WD
Fuel & Efficiency
- Fuel
- Diesel
Body & Practicality
- Body Style
- Truck
- Doors
- 4
Colors
Factory colors on 2025 GMC Sierra 3500 SLTs for sale now.
Exterior
- Summit White(white)4
- Onyx Black(black)3
- Sterling Metallic(silver)3
- Titanium(silver)2
- TRAILER MIRRORS W/AUTO-DIM(black)2
- WHEEL(black)2
- White Frost Tricoat(white)1
- Volcanic Red Tintcoat(red)1
- Sterling(silver)1
- Titanium Rush Metallic(gray)1
Interior
- Jet Black(black)10
- Dark Walnut/Slate(gray)3
- Black2
- Dark Walnut(brown)1
Live Market Data
Computed from active 2025 GMC Sierra 3500 SLT listings nationwide, updated continuously.
Price Distribution
Price vs. Mileage
Latest SLT Listings
The newest 2025 GMC Sierra 3500 SLTs on the market.
Used 2025 GMC Sierra 3500
$77,198
Est. $1,114/mo*
Swickard Palmer
Used 2025 GMC Sierra 3500
$75,598
Est. $1,091/mo*
Dave Smith Frontier Sales and Services
Used 2025 GMC Sierra 3500
$69,701
Est. $1,007/mo*
Bill Utter Ford
Used 2025 GMC Sierra 3500
$72,013
Est. $1,040/mo*
Medina Auto Mall
Used 2025 GMC Sierra 3500
$66,348
Est. $959/mo*
Walser Buick GMC Bloomington
Used 2025 GMC Sierra 3500
$71,100
Est. $1,027/mo*
Volkswagen of Olympia
Used 2025 GMC Sierra 3500
$62,825
Est. $909/mo*
Mandal Buick GMC
Used 2025 GMC Sierra 3500
$68,668
Est. $992/mo*
Northwest Auto Sales & Service
What's Yours
Worth?
The median 2025 GMC Sierra 3500 SLT lists for $70,041 today.
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GMC Sierra 3500 SLT
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