Used 2021 Gmc Sierra AT4

 37,686 miles
 Diesel
 Franktown, CO

$63,950

AI Analysis:

$44,431 average market price. 

View Full Analysis.

Key Features

Mileage

37,686 miles

Drivetrain

4WD

Engine

6.6L V8 Turbo

Transmission

6 Speed Automatic

Fuel Type

Diesel

MPG

N/A

Color

Onyx Black / Black

Title

Clean

VIN

1GT49PEY8MF137608

Contact Seller

St

Sterling Auto Sales

2128 N State Highway # 83

Franktown, CO 80116

Financing Available

Pre-qualification takes just minutes. Compare multiple offers and save!

$1,082 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

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Features & Options

  • Heated steering wheel
  • Dual-zone front climate control
  • Rear under seat climate control ducts
  • Power door mirrors
  • MultiPro Tailgate tailgate
  • BedStep integrated side steps
  • Heated driver and passenger side door mirrors
  • Trailer hitch
  • Trailer sway control
  • Hitch Guidance vehicle to trailer hitching assist
  • LED low and high beam headlights
  • LED daytime running lights
  • High mounted center stop light
  • LED brake lights
  • Curtain first and second-row overhead airbags
  • Remote panic alarm
  • Standard grade speakers
  • Power extendable trailer mirrors
  • Two-Speed Transfer Case
  • Automatic rear locking differential
  • Electronic parking brake

Vehicle History Report

VIN: 1GT49PEY8MF137608

Check this vehicle's history for accidents, service records, ownership, and more.

Seller Details

Listed 3/6/2026

View original listing
St

Sterling Auto Sales

2128 N State Highway # 83

Franktown, CO 80116

Phone

303-663-**** Show number

Email

sterlingau****@live.com Show email

Location

Contact Seller

St

Sterling Auto Sales

2128 N State Highway # 83

Franktown, CO 80116

Financing Available

Pre-qualification takes just minutes. Compare multiple offers and save!

$1,082 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Powered by MyAutoLoan.

Explore More Options