2021 GMC Terrain tail light — Denali, quarter panel mounted, RH price snapshot
- Low
- $75
- Average
- $317
- High
- $550

Year & trim-specific price guide
A used 2021 GMC Terrain tail light (Denali, quarter panel mounted, RH) costs $75 to $550, with a median asking price of $295. Based on 44 priced salvage yard listings across the US, updated Sep 11, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | Updating | — | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $75–$550 | 44 |
Trim-specific context
This pricing covers the Denali, quarter panel mounted, RH variant of the 2021 GMC Terrain tail light, based on 44 priced listings. Its $295 median is 70% above the 2021 GMC Terrain tail light overall median of $174.
There are 15 other tail light variants available for the 2021 GMC Terrain.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
Back to full guide
Common questions
Based on 44 priced salvage-yard listings, a used 2021 GMC Terrain tail light in the Denali, quarter panel mounted, RH variant lists between $75 and $550, with a median asking price of $295.
The Denali, quarter panel mounted, RH variant appears in model years 2016, 2017, 2020, 2021, 2023. Prices and availability may differ by year.