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2021 Ford F-600 Super Duty 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: Not yet manually reviewed.

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 Ford F-600 Super Duty Bulb Size Chart

PositionBulb CodeAliasesTrim / PackageFactory TypeConfidenceReviewNotesShop
Turn Signal Front7507—Standard listingHalogenHigh
Pending

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

Amazon
Low Beam9008H13Standard listingHalogenHigh
Pending

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

Amazon
Fog Light91409145 / H10If equipped / package-dependentHalogenHigh
Pending

If equipped; fog light packages can vary by trim.

AmazoneBay
Turn Signal Rear7507—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 Light7528—Standard listingHalogenHigh
Pending

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

Amazon
Tail Light7528—Standard listingHalogenHigh
Pending

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

Amazon
Dome LightDE3425—Standard listingHalogenMedium
Pending

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

Amazon
Map Light904—Standard listingHalogenMedium
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 Ford F-600 Super Duty Fitment Notes

Across the 2021-2022 production range, our database shows changes in the listed Brake Light, Tail Light 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 Ford F-600 Super Duty's bulbs compare to other years?

The 2022 model switched to a different bulb configuration.

This bulb configuration covers the 2021 model years. 2022 →

Finding the best installation guide...

Other F-600 Super Duty Years

2022

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Frequently Asked Questions

Our database lists 9008 for the 2021 Ford F-600 Super Duty 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 Ford F-600 Super Duty high beam position. Some vehicles vary by trim, lighting package, or previous housing changes.

Dim headlights on a 2021 Ford F-600 Super Duty 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.

Our database lists 9140 for the 2021 Ford F-600 Super Duty fog light position. Fog lights are often package-dependent, so verify that your vehicle is equipped with factory fog lights before ordering.

The 2021 Ford F-600 Super Duty 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.

Our database has a fog light entry for the 2021 Ford F-600 Super Duty: 9140. Fog lights may still depend on trim or equipment package.

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 Ford F-600 Super Duty.