2021 GMC Sierra AT4
VIN
3GTU9EETXMG385754
This 2021 GMC Sierra AT4 is listed at $39,899 with 80,325 miles in Opelika, AL.
Market Price Range
Below market
$30,719
Typical price
$35,813
Above market
$43,663
Based on
39
comparable same-build listings.
above typical price
Market data as of July 26, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 3.0L · V6 · Diesel
- Drive
- 4WD/4-Wheel Drive/4x4
- Doors
- 4
- Made by
- GENERAL MOTORS LLC
Safety
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Nathan Turner Auto Group LLC | Opelika, AL 36801 | $39,899 | 80,325 mi | 2026-07-23 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Glynn Smith Chevrolet Buick-GMC | Opelika, AL 36801 | $57,095 | — | 2021-06-23 |
