2021 GMC Sierra
3GTP8AEF8MG130927
This vehicle is no longer listed. The figures below describe the market for this build.
Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Decoded from the VIN
NHTSA build data for 3GTP8AEF8MG130927Full factory specs for this build →
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Rebuild the original window sticker for this VIN — packages, standard equipment and the sticker price the seller left out of the ad.
See the factory equipment and MSRP for this VIN →Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 26 MPG combined.
Model-level data for the 2021 GMC Sierra from EPA fueleconomy.gov, refreshed August 27, 2026.
Where the price is heading
Typical asking price for a GMC Sierra over the last 6 months — the market held steady .
Monthly price table
| Month | Typical price |
|---|---|
| March 2026 | $35,999 |
| April 2026 | $34,940 |
| May 2026 | $36,867 |
| June 2026 | $36,500 |
| July 2026 | $36,991 |
| August 2026 | $35,999 |
Market by model year
Gen 4 · 2019–2021What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2021 | 4,015 | $36,804 | 100% | 84,186 mi |
| 2020 | 2,973 | $35,760 | 97% | 93,794 mi |
| 2019 | 1,624 | $31,778 | 86% | 98,353 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
