2021 GMC Sierra AT4
VIN
3GTU9EET4MG361577
This 2021 GMC Sierra AT4 is listed at $39,621 with 51,101 miles in Wentzville, MO.
Market Price Range
Below market
$32,453
Typical price
$36,782
Above market
$42,991
Based on
98
comparable same-build listings.
above typical price
Market data as of July 27, 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 |
|---|---|---|---|---|
| Clement Auto Group | Wentzville, MO 63385 | $39,621 | 51,101 mi | 2026-07-22 |
| Clement Mitsubishi | Saint Peters, MO 63376 | — | — | 2026-07-22 |
| Clement Supercenter | Saint Charles, MO 63303 | $39,000 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $39,000 | 51,101 mi | 2025-09-05 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Clement Mitsubishi | Saint Peters, MO 63376 | $38,000 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $37,500 | 51,101 mi | 2025-09-05 |
| Clement Supercenter | Saint Charles, MO 63303 | $37,200 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $37,000 | 51,101 mi | 2025-09-05 |
| Clement Supercenter | Saint Charles, MO 63303 | $37,300 | 51,101 mi | 2025-09-05 |
| Clement Supercenter | Saint Charles, MO 63303 | $37,500 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $37,300 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $38,000 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $37,200 | 51,101 mi | 2025-09-05 |
| Clement Supercenter | Saint Charles, MO 63303 | $38,800 | 51,101 mi | 2025-09-05 |
| Clement Mitsubishi | Saint Peters, MO 63376 | $38,800 | 51,101 mi | 2025-09-05 |
| Clement Pre-Owned Florissant | Florissant, MO 63033 | $41,100 | 51,101 mi | 2025-02-25 |
| Clement Supercenter | Saint Charles, MO 63303 | $37,300 | 51,101 mi | 2025-02-25 |
| Clement Supercenter | Saint Charles, MO 63303 | $37,200 | 51,101 mi | 2025-02-25 |
