Used 2021 GMC Terrain tail light – SLT, quarter panel mounted, LH

Year & trim-specific price guide

Used 2021 GMC Terrain Tail Light — SLT, quarter panel mounted, LH prices

Trim-specific pricing for the SLT, quarter panel mounted, LH variant of the 2021 GMC Terrain tail light, built from 44 real salvage yard listings with condition grade detail.

2021 GMC Terrain · SLT, quarter panel mounted, LH

$185

median asking price

44 priced listings · $75–$413

Price summary

A used 2021 GMC Terrain tail light (SLT, quarter panel mounted, LH) costs $75 to $413, with a median asking price of $185. Based on 44 priced salvage yard listings across the US, updated Sep 11, 2026. Prices exclude shipping, core charges, and installation.

2021 GMC Terrain tail light — SLT, quarter panel mounted, LH price snapshot

USD
Low
$75
Average
$199
High
$413
44 priced listings used · last updated Sep 11, 2026· How we price·

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Reporting price for 2021 GMC Terrain Tail Light (SLT, quarter panel mounted, LH)

Reason

Condition comparison

Price by part grade

Grade AClean / low wearUpdating
Grade BStandard usedUpdating
Grade CVisible wearUpdating
Grade XUngraded$75–$41344 listings

Trim-specific context

How does the SLT, quarter panel mounted, LH compare?

This pricing covers the SLT, quarter panel mounted, LH variant of the 2021 GMC Terrain tail light, based on 44 priced listings. Its $185 median is 6% 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

SLT, quarter panel mounted, LH in other model years

All years
202310 listings$317$218 – $387202044 listings$185$75 – $413201735 listings$65$20 – $324201635 listings$65$20 – $321

Same year, other trims

What other 2021 GMC Terrain tail light variants are available?

SL, liftgate mounted, LH

47 listings$110$50 – $316

SLE, liftgate mounted, LH

47 listings$110$50 – $316

SLT, liftgate mounted, LH

47 listings$110$50 – $316

SL, liftgate mounted, RH

45 listings$121$67 – $245

SLE, liftgate mounted, RH

45 listings$121$67 – $245

SLT, liftgate mounted, RH

45 listings$121$67 – $245

Denali, quarter panel mounted, LH

45 listings$220$125 – $475

SL, quarter panel mounted, LH

44 listings$185$75 – $413

SLE, quarter panel mounted, LH

44 listings$185$75 – $413

Denali, quarter panel mounted, RH

44 listings$295$75 – $550

SL, quarter panel mounted, RH

43 listings$216$70 – $410

SLE, quarter panel mounted, RH

43 listings$216$70 – $410

SLT, quarter panel mounted, RH

43 listings$216$70 – $410

Denali, liftgate mounted, RH

40 listings$192$75 – $370

Denali, liftgate mounted, LH

37 listings$168$120 – $292

Back to full guide

2021 GMC Terrain tail light — all trims

View 2021 guide

Common questions

2021 GMC Terrain tail light (SLT, quarter panel mounted, LH) FAQ

How much is a used 2021 GMC Terrain tail light (SLT, quarter panel mounted, LH)?

Based on 44 priced salvage-yard listings, a used 2021 GMC Terrain tail light in the SLT, quarter panel mounted, LH variant lists between $75 and $413, with a median asking price of $185.

Which years use the SLT, quarter panel mounted, LH tail light?

The SLT, quarter panel mounted, LH variant appears in model years 2016, 2017, 2020, 2021, 2023. Prices and availability may differ by year.