2021 GMC Sierra AT4
VIN
1GTP9EED7MZ377021
This 2021 GMC Sierra AT4 is listed at $37,689 with 85,366 miles in Aurora, CO.
Market Price Range
Below market
$30,878
Typical price
$37,999
Above market
$43,995
Based on
77
comparable same-build listings.
below typical price
Market data as of July 26, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 5.3L · V8 · Gasoline
- 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 |
|---|---|---|---|---|
| Alpine Chevrolet | Aurora, CO 80011 | $37,689 | 85,366 mi | 2026-07-11 |
| Alpine Chevrolet | Aurora, CO 80011 | $37,689 | 85,366 mi | 2026-07-03 |
| Alpine Chevrolet | Aurora, CO 80011 | $37,689 | 85,366 mi | 2026-07-02 |
| Alpine Chevrolet | Aurora, CO 80011 | $40,905 | 85,366 mi | 2026-07-01 |
| Alpine Chevrolet | Aurora, CO 80011 | $37,689 | 85,366 mi | 2026-07-01 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Alpine Chevrolet | Aurora, CO 80011 | $40,905 | 85,366 mi | 2026-07-05 |
| Alpine Chevrolet | Aurora, CO 80011 | $38,689 | 85,366 mi | 2026-07-05 |
| Alpine Chevrolet | Aurora, CO 80011 | $40,905 | 85,366 mi | 2026-07-02 |
| Alpine Chevrolet | Aurora, CO 80011 | $38,689 | 85,366 mi | 2026-07-02 |
| Alpine Chevrolet | Aurora, CO 80011 | — | 85,366 mi | 2026-07-01 |
| Alpine Chevrolet | Aurora, CO 80011 | — | 85,366 mi | 2026-07-01 |
| Alpine Chevrolet | Aurora, CO 80011 | $40,905 | 85,366 mi | 2026-07-01 |
| Alpine Chevrolet | Aurora, CO 80011 | $38,689 | 85,366 mi | 2026-07-01 |
