2018 GMC Sierra 3500 SLT

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

4 for sale right now

$31,440 – $48,637

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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

Live Market Data

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

For sale now4

Median price$41,159

Average price$40,599

Price range$31,440 – $48,637

Median vs. MSRP−$13,141

Avg. days on market22

Avg. mileage117,289 mi

New / Used0 / 4

Latest SLT Listings

The newest 2018 GMC Sierra 3500 SLTs on the market.

View all 4 →

Used 2018 GMC Sierra 3500

SLT

$37,950

148,045 mi

Est. $554/mo*

18 days at this dealer

WhiteBlack

Impact Auto Sales

Wenatchee, WA

Used 2018 GMC Sierra 3500

SLT

$31,440

184,554 mi

Est. $461/mo*

18 days at this dealer

WhiteBlack

Bob Allen Motor Mall

Danville, KY

Used 2018 GMC Sierra 3500

SLT

$48,637

45,552 mi

Est. $706/mo*

50 days at this dealer

BlackBlack

Honda of Bellingham

Bellingham, WA

Certified 2018 GMC Sierra 3500

SLT

$44,367

91,004 mi

Est. $646/mo*

74 days at this dealer

WhiteBlack

Babbitt Ford Lincoln

Flagstaff, AZ

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The median 2018 GMC Sierra 3500 SLT lists for $41,159 today.

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