2018 GMC Sierra 3500 SLT

Specifications, live market data, colors, and factory features.

3 for sale right now

$39,848 – $47,687

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Specifications

360

Horsepower

380

lb-ft Torque

Seats

$54k

Base MSRP

Performance

Engine: 6.6L V-Shaped L5P - Direct Injection, DURAMAX, GEN 5, VAR 1
Horsepower: 360 hp
Torque: 380 lb-ft
Transmission: 6-Speed Automatic
Drivetrain: 4WD

Fuel & Efficiency

Fuel: Diesel
Fuel Tank: 36 gal

Dimensions

Length: 258.4″
Width: 80.5″
Height: 78.1″
Wheelbase: 167.7″
Curb Weight: 6,901 lbs

Body & Practicality

Body Style: Truck
Doors: 4
Seating: 6
Base MSRP: $54,300

Colors

Factory colors on 2018 GMC Sierra 3500 SLTs for sale now.

Exterior

White1
Dark Slate Metallic(gray)1
Blue1

Interior

Jet Black(black)1
Black1

Live Market Data

Computed from active 2018 GMC Sierra 3500 SLT listings nationwide, updated continuously.

For sale now3

Median price$45,256

Average price$44,264

Price range$39,848 – $47,687

Median vs. MSRP−$9,044

Avg. days on market63

Avg. mileage109,497 mi

New / Used0 / 3

Latest SLT Listings

The newest 2018 GMC Sierra 3500 SLTs on the market.

View all 3 →

Used 2018 GMC Sierra 3500

SLT

$45,256

91,034 mi

Est. $658/mo*

26 days on market

WhiteBlack

Babbitt Ford Lincoln

Flagstaff, AZ

Used 2018 GMC Sierra 3500

SLT

$39,848

134,626 mi

Est. $581/mo*

33 days on market

GrayJet Black

Young Chrysler Jeep Dodge RAM of Layton

Layton, UT

Used 2018 GMC Sierra 3500

SLT

$47,687

102,830 mi

Est. $693/mo*

131 days on market

BlueBlack

Carz Planet

Scottsdale, AZ

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The median 2018 GMC Sierra 3500 SLT lists for $45,256 today.

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