2021 GMC Sierra
1GD39SE7XMF187573
This vehicle is no longer listed. The figures below describe the market for this build.
Last listed by Thorpe's GMC
Hours
- Mon–Wed
- 8:00 AM – 4:00 PM
- Thu–Fri
- 8:00 AM – 7:00 PM
- Sat
- 8:00 AM – 3:30 PM
This VIN is no longer listed by this dealer. They may still have a similar vehicle — ask.
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2021 GMC Sierra
VIN 1GD39SE7XMF187573
Market price range
Based on 5 comparable same-build listings — a small sample, treat the band as a rough guide · Market data as of September 9, 2026Love this car? See what else is out there.
2021 GMC Sierra for sale near TannersvilleNY
26 cheaper within 50 miles · best $22,820 less
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50 miles around Tannersville
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Vehicle locations appear when available.
Price history for this VIN
Price dropped $2,000 (−4.0%) over 75 days.
Asking prices recorded across 5 listing dates for VIN 1GD39SE7XMF187573, spanning 75 days.
Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Former listings
| Dealer | Location | Price | Mileage | Listed | Seen |
|---|---|---|---|---|---|
| Thorpe's GMC | Tannersville, NY 12485 | $47,995 | 55,354 mi | 2026-07-06 | 59 d ago |
Decoded from the VIN
NHTSA build data for 1GD39SE7XMF187573- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 26 MPG combined.
5-year cost to own
Beyond the sticker: what this 2021 GMC Sierra likely costs over five years at 15,000 mi/yr.
Estimate — insurance and taxes vary by driver and state.
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 2021 GMC Sierra over the last 6 months — the market firmed $1,348 in that span.
Monthly price table
| Month | Typical price |
|---|---|
| April 2026 | $34,940 |
| May 2026 | $36,867 |
| June 2026 | $36,500 |
| July 2026 | $36,986 |
| August 2026 | $36,030 |
| September 2026 | $36,288 |
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 | 3,844 | $36,692 | 100% | 83,777 mi |
| 2020 | 2,852 | $35,896 | 98% | 93,373 mi |
| 2019 | 1,848 | $31,770 | 87% | 97,997 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
