Skip to main content

2021 Jeep Wrangler Bulb Size Chart

Bulb sizes may vary by trim, factory lighting package, region, production date, and previous modifications. Verify the bulb number on your existing bulb before buying.

Last database update: May 2026. Manual review status: Priority audit queued.

Audit priority: High traffic SUV.

Priority audit queued

This high-traffic vehicle page is in the manual review queue. Current values are structured database entries and should still be verified before purchase.

Verify before buying: check the bulb number printed on your existing bulb, confirm your trim and factory lighting package, and review the seller's fitment notes.
Disclosure: We may earn a commission from links marked Affiliate. Unmarked retailer links may be plain search links. Always verify bulb fitment before purchasing.

2021 Jeep Wrangler Bulb Size Chart

PositionBulb CodeAliasesTrim / PackageFactory TypeConfidenceReviewNotesShop
Low Beam9008H13Standard listingHalogenHigh
Pending

Dual-beam bulb; verify factory housing and lighting package.

Amazon
Turn Signal Front1156A—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Reverse Light921—Standard listingHalogenMedium
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Brake Light7443—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Tail Light7443—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Turn Signal Rear7443NA—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
High Beam9008H13Standard listingHalogenHigh
Pending

Dual-beam bulb; verify factory housing and lighting package.

Amazon

2021 Jeep Wrangler Fitment Notes

Across the 1987-2022 production range, our database shows changes in the listed Low Beam, Turn Signal Front, Turn Signal Rear positions. Use the chart above for this 2021 model, then confirm the bulb number in your vehicle before buying.

Known fitment limitations

  • factory HID or LED packages may use different parts
  • fog lights may depend on equipment package
  • aftermarket headlight assemblies may use different bulbs
  • regional models and production-date splits may differ

See an incorrect bulb size? Submit a correction.

How do the 2021 Jeep Wrangler's bulbs compare to other years?

The 2021 Jeep Wrangler changed bulb sizes from 2020. The previous model year used a different configuration.

The 2022 model switched to a different bulb configuration.

This bulb configuration covers the 2021 model years. ← 2020 2022 →

Finding the best installation guide...

Other Wrangler Years

20222020201920182017201620152014201320122011201020092008200720062005200420032002200120001999199819971996199519941993199219911990198919881987

More from Jeep

All ModelsCJ ModelsCJ3CJ5CJ5ACJ6CJ6ACJ7

Other Vehicles That Use 9008 / H13 Bulbs

2022 Ford E-350 Super Duty2022 Ford F-250 Super Duty2022 Ford F-350 Super Duty2022 Ford F-450 Super Duty2022 Ford F-550 Super Duty2022 Ford F-600 Super Duty

Frequently Asked Questions

Our database lists 9008 for the 2021 Jeep Wrangler low beam headlights. Verify the bulb number on your existing bulb and confirm your trim or factory lighting package before buying.

Our database lists 9008 for the 2021 Jeep Wrangler high beam position. Some vehicles vary by trim, lighting package, or previous housing changes.

Dim headlights on a 2021 Jeep Wrangler can come from aging halogen bulbs, cloudy lenses, weak electrical connections, or an incorrect bulb. Confirm the listed 9008 size against the bulb in the housing before choosing a replacement or upgrade.

The 2021 Jeep Wrangler does not have a fog light bulb listed in our current database. If your vehicle has fog lights, verify the bulb in the housing or owner's manual before buying.

The 2021 Jeep Wrangler uses a single bulb (dual filament) headlight system. This means one bulb controls both high and low beams.

LED upgrades are available for many 9008 applications, but fitment, beam pattern, dashboard warnings, and road-use legality can vary. Use products that list your exact bulb family, such as 9008 / H13, and verify the factory housing before buying.

Yes — the 2021 Jeep Wrangler uses different bulb sizes than the 2020 model. The 2021 generation introduced this bulb configuration.

The 2021 Jeep Wrangler is the only year in the 2021 generation to use the 9008 bulb for the low beam headlight.

Access varies by engine bay layout and headlight housing. Before disassembly, confirm the listed 9008 low beam size on the existing bulb or owner's manual, then follow the service procedure for your exact trim.

Rules for LED headlight retrofits vary by location and by housing type. Avoid products that create glare or lack road-use compliance claims, and check local requirements before using an LED conversion on public roads.

Replacement cost depends on bulb technology, brand, and labor access. Common halogen 9008 replacements are usually cheaper than LED conversion kits. Check seller fitment notes before comparing prices.

Halogen bulbs and LED replacements differ in output, heat behavior, beam pattern, and electronics. A correct bulb code does not guarantee a correct LED beam pattern, so verify physical fit and seller compatibility notes for the 2021 Jeep Wrangler.