Sign InJoin CruzTM

Rob Green Auto Group

1080 Blue Lakes Blvd N, Twin Falls, ID 83301
0view

Used 2021 GMC Sierra 2500HD AT4

14,469 miles
For Sale:$64,854

$2,441(-3.6%)price drop

Estimated payment:$1,471/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

SequenceDatePrice ChangeCurrent Price
1.4/1/2026 (21 days ago)$67,295
2.4/17/2026 (5 days ago)-$2,441 (-3.6%)$64,854
Used 2021 GMC Sierra 2500HD AT4 for sale near Twin Falls, Jerome, Buhl, Kimberly
  • Truck
  • Pickup
  • Crew Cab
  • Heavy Hauler
  • Extended Front Legroom
  • Condition
    Used
  • Mileage
    14,469miles
  • Aggregate Ratings
    3.8
    3.8 out of 5 stars
  • Generation
    4(2020 - 2026)
  • Trim
    AT4
  • Drivetrain
    4X4
  • Transmission
    Automatic
  • Exterior Color
    Onyx Black (Black)Factory Paint Code:GBA
  • Interior Color
    Jet Black W Kalahari Accents (Black)Factory Paint Code:HVD
  • Size Segment
    Heavy Duty
  • Doors
    4
  • Max Seating
    5
  • Max Towing Capacity
    18,500lbs.
  • Ground Clearance
    10.1inch
  • Final Assembly Point
    Flint, Michigan
  • VIN
    1GT49PEY8MF274001

Engine

6.6L

Message from the seller

**FREE ONE YEAR MAINTENANCE!! **

2021 GMC Sierra 2500HD AT4 Onyx Black 4WD Duramax 6.6L V8 Turbodiesel 10-Speed Automatic

10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.


Odometer is 60590 miles below market average!

Come to www.RobGreenBuickGMC.com Call us at (208) 944-4073 For help with any of our departments.


https://www.kbb.com/kbbreport/d679a

  • Seating:

    • Seating Rows:2
    • Standard Seating:5
    • Max Seating:5
    • Leg Room (front):44.5in.
    • Leg Room (rear):43.4in.

  • Measurements:

    • Width:81.9in.
    • Ground Clearance:10.1in.

  • Wheels & Tires:

    • Tire:LT275/70R18E

  • Performance:

    • Towing Capacity:14,500lbs
    • Max Towing Capacity:18,500lbs

  • Fuel Tank:

    • Fuel Tank Volume:36gallon

0view
Listed on March 30, 2026 (23 days ago)
Not the right one?107 similar vehicles available nationwide
View Similar Vehicles

This Used 2021 GMC Sierra 2500HD AT4 is available for drivers in Twin Falls, Jerome, Buhl, Kimberly ...

Cruz™ Disclaimer: Vehicle details shown on this site are provided by sellers or third parties. Cruz™ does not independently verify this information and is not liable for its accuracy. All services and content are offered without any warranty, either expressed or implied. Learn more here.MPG & Max Range: Fuel economy estimates are provided by the EPA and are intended for comparison purposes only. Your actual mileage will vary depending on driving conditions, vehicle condition, and other factors.Price: Prices shown may not include taxes, fees, or other charges. Prices and availability are subject to change without notice. Contact the seller for the most current pricing information.Options & Features: Installed options may not be shown. Contact the seller for more information about available features and options.
Used 2021 GMC Sierra 2500HD AT4 for sale in Twin Falls, ID 83301 | Cruz.com