2018 GMC Acadia headlight assembly — HID (opt T4F), LH price snapshot
- Low
- $323
- Average
- $779
- High
- $1,057
Year & trim-specific price guide
Used 2018 GMC Acadia Headlight Assembly — HID (opt T4F), LH prices
Trim-specific pricing for the HID (opt T4F), LH variant of the 2018 GMC Acadia headlight assembly, built from 25 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 updatedSep 18, 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 2018 GMC Acadia headlight assembly (HID (opt T4F), LH) costs $323 to $1,057, with a median asking price of $850. Based on 25 priced salvage yard listings across the US, updated Sep 18, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the HID (opt T4F), LH compare?
This pricing covers the HID (opt T4F), LH variant of the 2018 GMC Acadia headlight assembly, based on 25 priced listings. Its $850 median is 18% above the 2018 GMC Acadia headlight assembly overall median of $720.
There are 7 other headlight assembly variants available for the 2018 GMC Acadia.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
HID (opt T4F), LH in other model years
Same year, other trims
What other 2018 GMC Acadia headlight assembly variants are available?
w/o HID; w/o reduced intensity low beam; w/o All Terrain package; LH
43 listings$720$285 – $1,250w/o HID; w/o reduced intensity low beam; All Terrain package (opt GAT), LH
42 listings$863$470 – $1,148HID (opt T4F), RH
41 listings$750$330 – $1,300w/o HID; w/o reduced intensity low beam; All Terrain package (opt GAT), RH
38 listings$750$470 – $1,020w/o HID; w/o reduced intensity low beam; w/o All Terrain package; RH
37 listings$750$285 – $1,025w/o HID; reduced intensity low beam (opt T3W), LH
31 listings$500$275 – $1,200w/o HID; reduced intensity low beam (opt T3W), RH
31 listings$500$275 – $1,200Back to full guide
2018 GMC Acadia headlight assembly — all trims
Common questions
2018 GMC Acadia headlight assembly (HID (opt T4F), LH) FAQ
How much is a used 2018 GMC Acadia headlight assembly (HID (opt T4F), LH)?
Based on 25 priced salvage-yard listings, a used 2018 GMC Acadia headlight assembly in the HID (opt T4F), LH variant lists between $323 and $1,057, with a median asking price of $850.
Which years use the HID (opt T4F), LH headlight assembly?
The HID (opt T4F), LH variant appears in model years 2018, 2019. Prices and availability may differ by year.