2020 GMC Sierra 1500 quarter panel — 5' 9" box, carbon fiber (opt E3Z), LH price snapshot
- Low
- $756
- Average
- $867
- High
- $1,185
Year & trim-specific price guide
Used 2020 GMC Sierra 1500 Quarter Panel — 5' 9" box, carbon fiber (opt E3Z), LH prices
Trim-specific pricing for the 5' 9" box, carbon fiber (opt E3Z), LH variant of the 2020 GMC Sierra 1500 quarter panel, built from 4 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 21, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price summary
A used 2020 GMC Sierra 1500 quarter panel (5' 9" box, carbon fiber (opt E3Z), LH) costs $756 to $1,185, with a median asking price of $765. Based on 4 priced salvage yard listings across the US, updated Oct 21, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the 5' 9" box, carbon fiber (opt E3Z), LH compare?
This pricing covers the 5' 9" box, carbon fiber (opt E3Z), LH variant of the 2020 GMC Sierra 1500 quarter panel, based on 4 priced listings. Its $765 median is 1% above the 2020 GMC Sierra 1500 quarter panel overall median of $755.
There are 7 other quarter panel variants available for the 2020 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
5' 9" box, carbon fiber (opt E3Z), LH in other model years
Same year, other trims
What other 2020 GMC Sierra 1500 quarter panel variants are available?
5' 9" box, w/o carbon fiber; RH
49 listings$950$300 – $1,0976' 6" box, LH
44 listings$759$355 – $1,0275' 9" box, w/o carbon fiber; LH
42 listings$755$250 – $1,0868' box, LH
40 listings$585$399 – $7706' 6" box, RH
39 listings$795$395 – $1,0608' box, RH
18 listings$740$450 – $1,0245' 9" box, carbon fiber (opt E3Z), RH
4 listings$760$375 – $765Back to full guide
2020 GMC Sierra 1500 quarter panel — all trims
Common questions
2020 GMC Sierra 1500 quarter panel (5' 9" box, carbon fiber (opt E3Z), LH) FAQ
How much is a used 2020 GMC Sierra 1500 quarter panel (5' 9" box, carbon fiber (opt E3Z), LH)?
Based on 4 priced salvage-yard listings, a used 2020 GMC Sierra 1500 quarter panel in the 5' 9" box, carbon fiber (opt E3Z), LH variant lists between $756 and $1,185, with a median asking price of $765.
Which years use the 5' 9" box, carbon fiber (opt E3Z), LH quarter panel?
The 5' 9" box, carbon fiber (opt E3Z), LH variant appears in model years 2020, 2021, 2022, 2023, 2024, 2025. Prices and availability may differ by year.