2021 GMC Sierra 3500 SLE

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

3 for sale right now

$39,213 – $45,100

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Specifications

Performance

Engine: 6.6L V-Shaped L5P - DI, DURAMAX, GEN 5 VAR. 1
Transmission: Automatic
Drivetrain: 4WD

Fuel & Efficiency

Fuel: Diesel
MPG City: 0 mpg
MPG Highway: 0 mpg

Body & Practicality

Body Style: Truck
Doors: 4

Colors

Factory colors on 2021 GMC Sierra 3500 SLEs for sale now.

Exterior

Summit White(white)1

Interior

Jet Black(black)1

Live Market Data

Computed from active 2021 GMC Sierra 3500 SLE listings nationwide, updated continuously.

For sale now3

Median price$44,865

Average price$43,059

Price range$39,213 – $45,100

Avg. days on market27

Avg. mileage110,632 mi

New / Used0 / 3

Latest SLE Listings

The newest 2021 GMC Sierra 3500 SLEs on the market.

View all 3 →

Used 2021 GMC Sierra 3500

SLE

$39,213

119,744 mi

Est. $572/mo*

20 days on market

Summit WhiteJet Black

Hall Buick GMC

Tyler, TX

Used 2021 GMC Sierra 3500

SLE

$44,865

112,603 mi

Est. $653/mo*

12 days on market

White

Rob Green Nissan Hyundai

Twin Falls, ID

Used 2021 GMC Sierra 3500

SLE

$45,100

99,549 mi

Est. $656/mo*

50 days on market

RedBlack

Newark Rides

Newark, IL

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The median 2021 GMC Sierra 3500 SLE lists for $44,865 today.

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GMC Sierra 3500 SLE

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