Used 2017 Buick Regal headlight assembly – halogen (opt T4A), LH

Year & trim-specific price guide

Used 2017 Buick Regal Headlight Assembly — halogen (opt T4A), LH prices

Trim-specific pricing for the halogen (opt T4A), LH variant of the 2017 Buick Regal headlight assembly, built from 8 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 28, 2026

2017 Buick Regal · halogen (opt T4A), LH

$449

median asking price

8 priced listings · $180–$616

Price summary

A used 2017 Buick Regal headlight assembly (halogen (opt T4A), LH) costs $180 to $616, with a median asking price of $449. Based on 8 priced salvage yard listings across the US, updated Sep 28, 2026. Prices exclude shipping, core charges, and installation.

2017 Buick Regal headlight assembly — halogen (opt T4A), LH price snapshot

USD
Low
$180
Average
$392
High
$616
8 priced listings used · last updated Sep 28, 2026· How we price·

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Reporting price for 2017 Buick Regal Headlight Assembly (halogen (opt T4A), LH)

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Trim-specific context

How does the halogen (opt T4A), LH compare?

This pricing covers the halogen (opt T4A), LH variant of the 2017 Buick Regal headlight assembly, based on 8 priced listings. Its $449 median is 2% below the 2017 Buick Regal headlight assembly overall median of $460.

There are 3 other headlight assembly variants available for the 2017 Buick Regal.

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

Same trim, other years

halogen (opt T4A), LH in other model years

All years
202043 listings$400$139 – $650201944 listings$400$200 – $650201845 listings$400$200 – $588201642 listings$255$108 – $602201512 listings$540$108 – $602

Same year, other trims

What other 2017 Buick Regal headlight assembly variants are available?

HID (opt T4F), RH

32 listings$475$180 – $1,144

halogen (opt T4A), RH

12 listings$335$199 – $569

HID (opt T4F), LH

6 listings$821$400 – $1,100

Back to full guide

2017 Buick Regal headlight assembly — all trims

View 2017 guide

Common questions

2017 Buick Regal headlight assembly (halogen (opt T4A), LH) FAQ

How much is a used 2017 Buick Regal headlight assembly (halogen (opt T4A), LH)?

Based on 8 priced salvage-yard listings, a used 2017 Buick Regal headlight assembly in the halogen (opt T4A), LH variant lists between $180 and $616, with a median asking price of $449.

Which years use the halogen (opt T4A), LH headlight assembly?

The halogen (opt T4A), LH variant appears in model years 2015, 2016, 2017, 2018, 2019, 2020. Prices and availability may differ by year.

2017 Buick Regal Headlight Assembly · halogen (opt T4A), LH Prices | Part Price Guide