Year & trim-specific price guide

Used 2018 GMC Sierra 1500 Quarter Panel — 6' 6" box, RH prices

Trim-specific pricing for the 6' 6" box, RH variant of the 2018 GMC Sierra 1500 quarter panel, built from 42 real salvage yard listings with condition grade detail.

2018 GMC Sierra 1500 · 6' 6" box, RH

$442

median asking price

42 priced listings · $200–$750

Price summary

A used 2018 GMC Sierra 1500 quarter panel (6' 6" box, RH) costs $200 to $750, with a median asking price of $442. Based on 42 priced salvage yard listings across the US, updated Sep 8, 2026. Prices exclude shipping, core charges, and installation.

2018 GMC Sierra 1500 quarter panel — 6' 6" box, RH price snapshot

USD
Low
$200
Average
$460
High
$750
42 priced listings used · last updated Sep 8, 2026· How we price·

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Reporting price for 2018 GMC Sierra 1500 Quarter Panel (6' 6" box, RH)

Reason

Condition comparison

Price by part grade

Grade AClean / low wearUpdating
Grade BStandard usedUpdating
Grade CVisible wearUpdating
Grade XUngraded$200–$75042 listings

Trim-specific context

How does the 6' 6" box, RH compare?

This pricing covers the 6' 6" box, RH variant of the 2018 GMC Sierra 1500 quarter panel, based on 42 priced listings. Its $442 median is 12% below the 2018 GMC Sierra 1500 quarter panel overall median of $500.

There are 5 other quarter panel variants available for the 2018 GMC Sierra 1500.

Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.

Same trim, other years

6' 6" box, RH in other model years

All years
202324 listings$700$50 – $1,060201722 listings$466$25 – $700201542 listings$482$65 – $950

Same year, other trims

What other 2018 GMC Sierra 1500 quarter panel variants are available?

5' 9" box, LH

48 listings$585$251 – $700

8' box, LH

47 listings$425$250 – $830

6' 6" box, LH

44 listings$508$85 – $750

8' box, RH

43 listings$470$50 – $700

5' 9" box, RH

39 listings$486$286 – $822

Back to full guide

2018 GMC Sierra 1500 quarter panel — all trims

View 2018 guide

Common questions

2018 GMC Sierra 1500 quarter panel (6' 6" box, RH) FAQ

How much is a used 2018 GMC Sierra 1500 quarter panel (6' 6" box, RH)?

Based on 42 priced salvage-yard listings, a used 2018 GMC Sierra 1500 quarter panel in the 6' 6" box, RH variant lists between $200 and $750, with a median asking price of $442.

Which years use the 6' 6" box, RH quarter panel?

The 6' 6" box, RH variant appears in model years 2015, 2017, 2018, 2023. Prices and availability may differ by year.