Used 2018 Buick Regal headlight assembly – LED (opt T4L), RH

Year & trim-specific price guide

Used 2018 Buick Regal Headlight Assembly — LED (opt T4L), RH prices

Trim-specific pricing for the LED (opt T4L), RH variant of the 2018 Buick Regal headlight assembly, built from 46 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 6, 2026

2018 Buick Regal · LED (opt T4L), RH

$800

median asking price

46 priced listings · $150–$1,020

Price summary

A used 2018 Buick Regal headlight assembly (LED (opt T4L), RH) costs $150 to $1,020, with a median asking price of $800. Based on 46 priced salvage yard listings across the US, updated Oct 6, 2026. Prices exclude shipping, core charges, and installation.

2018 Buick Regal headlight assembly — LED (opt T4L), RH price snapshot

USD
Low
$150
Average
$757
High
$1,020
46 priced listings used · last updated Oct 6, 2026· How we price·

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Trim-specific context

How does the LED (opt T4L), RH compare?

This pricing covers the LED (opt T4L), RH variant of the 2018 Buick Regal headlight assembly, based on 46 priced listings. Its $800 median is 24% above the 2018 Buick Regal headlight assembly overall median of $643.

There are 3 other headlight assembly variants available for the 2018 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

LED (opt T4L), RH in other model years

All years
202049 listings$882$425 – $1,832

Same year, other trims

What other 2018 Buick Regal headlight assembly variants are available?

LED (opt T4L), LH

47 listings$910$230 – $1,181

halogen (opt T4A), LH

45 listings$400$200 – $588

halogen (opt T4A), RH

44 listings$400$139 – $760

Back to full guide

2018 Buick Regal headlight assembly — all trims

View 2018 guide

Common questions

2018 Buick Regal headlight assembly (LED (opt T4L), RH) FAQ

How much is a used 2018 Buick Regal headlight assembly (LED (opt T4L), RH)?

Based on 46 priced salvage-yard listings, a used 2018 Buick Regal headlight assembly in the LED (opt T4L), RH variant lists between $150 and $1,020, with a median asking price of $800.

Which years use the LED (opt T4L), RH headlight assembly?

The LED (opt T4L), RH variant appears in model years 2018, 2020. Prices and availability may differ by year.

2018 Buick Regal Headlight Assembly · LED (opt T4L), RH Prices | Part Price Guide