2017 GMC Sierra
1GT21REG8HZ166872
Amarillo, TX
This 2017 GMC Sierra is listed at $18,500 with 126,010 miles in Amarillo, TX.
Price history for this VIN
Asking prices recorded across 3 listing dates for VIN 1GT21REG8HZ166872, spanning 11 days.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Moto Ai | Amarillo, TX 79159 | $18,500 | 126,010 mi | 2026-07-04 |
| Moto Ai, Inc. | Amarillo, TX 79107 | — | 126,010 mi | 2026-06-24 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Moto Ai | Amarillo, TX 79159 | $19,000 | 126,010 mi | 2026-07-04 |
| Greg Lair GMC | Canyon, TX 79015 | $21,175 | 125,991 mi | 2026-06-29 |
| Greg Lair GMC | Amarillo, TX 79119 | $20,950 | 125,991 mi | 2026-06-23 |
| Moto Ai, Inc. | Amarillo, TX 79159 | $19,650 | 126,010 mi | 2026-06-23 |
What would this 2017 GMC Sierra cost per month?
Estimate the monthly payment on a $18,500 vehicle. Move the numbers to match your own loan.
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Decoded from the VIN
NHTSA build data for 1GT21REG8HZ166872Full factory specs for this build →
- ✓ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✓ ABS
- ✓ Electronic stability
Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 19 MPG combined.
5-year cost to own
Beyond the sticker: what this 2017 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 2017 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 firmed $3 in that span.
Monthly price table
| Month | Typical price |
|---|---|
| March 2026 | $23,992 |
| April 2026 | $22,995 |
| May 2026 | $23,499 |
| June 2026 | $24,388 |
| July 2026 | $24,733 |
| August 2026 | $23,995 |
How it compares to rivals
Median asking price for comparable body styles listed near this car| Model | Median price | For sale nearby | vs this car |
|---|---|---|---|
| 2017 GMC Sierra (this car) | — | 0 | — |
| 2019 Ford F-150 | $23,500 | 7 | — |
| 2017 Chevrolet Silverado | $23,010 | 6 | — |
| 2019 Ford F-250 | $38,925 | 3 | — |
| 2017 Ram 1500 | $16,948 | 2 | — |
| 2019 Chevrolet Silverado HD | $19,900 | 2 | — |
Cheapest active listings of each comparable body style in this region — median of what those models actually ask.
Market by model year
Gen 3 · 2016–2018What 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 |
|---|---|---|---|---|
| 2018 | 2,136 | $27,974 | 100% | 110,972 mi |
| 2017 | 1,570 | $24,494 | 88% | 119,067 mi |
| 2016 | 1,099 | $22,995 | 82% | 129,187 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
