What is the low beam headlight bulb size for a 2001 Ford F-350 Super Duty?

The 2001 Ford F-350 Super Duty uses a 9007 bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2001 Ford F-350 Super Duty?

The high beam bulb size for the 2001 Ford F-350 Super Duty is N/A.

Why are my 2001 Ford F-350 Super Duty headlights dim?

Dim headlights on a 2001 Ford F-350 Super Duty can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9007 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2001 Ford F-350 Super Duty fog light?

The 2001 Ford F-350 Super Duty uses a H10 bulb for the fog light position.

Is the 2001 Ford F-350 Super Duty single or dual beam?

The 2001 Ford F-350 Super Duty uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2001 Ford F-350 Super Duty?

Yes, the 2001 Ford F-350 Super Duty comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9007 LED conversion kit for the low beams.

Does the 2001 Ford F-350 Super Duty have fog lights?

Yes, the 2001 Ford F-350 Super Duty takes a H10 bulb for the fog light position.

Did the 2001 Ford F-350 Super Duty change headlight bulb sizes from the previous year?

Yes — the 2001 Ford F-350 Super Duty uses different bulb sizes than the 2000 model. The 2001 generation introduced this bulb configuration.

Is the 2001 Ford F-350 Super Duty the first or last year to use 9007 bulbs?

The 2001 Ford F-350 Super Duty is the only year in the 2001 generation to use the 9007 bulb for the low beam headlight.

How do I change the headlight on a 2001 Ford F-350 Super Duty?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old 9007 bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2001 Ford F-350 Super Duty?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved 9007 LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2001 Ford F-350 Super Duty headlights?

A pair of halogen 9007 bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2001 Ford F-350 Super Duty?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the 9007 position are available as direct plug-and-play replacements.

The 2001 Ford F-350 Super Duty has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2001 Ford F-350 Super Duty

What Size Bulbs Does a 2001 Ford F-350 Super Duty Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 2001 Ford F-350 Super Duty Have?

The 2001 Ford F-350 Super Duty utilizes a refined lighting configuration featuring 11 distinct bulb positions. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9007 low beam and high beam bulbs for precise light distribution.

Can You Put LED Bulbs in a 2001 Ford F-350 Super Duty?

For a Ford built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. We recommend starting your upgrade with the 9007 low beams, as they see the most use. Adding a matching LED kit later will complete the look and ensure consistent lighting performance. Don't forget the H10 fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2001 Ford F-350 Super Duty Bulb Size Chart

Position	Bulb Size	Shop
Fog Light	H10	Buy H10 →
Low Beam	9007	Buy 9007 →
Turn Signal Front	3157	Buy 3157 →
Side Marker	194	Buy 194 →
Tail Light	3157CK	Buy 3157CK →
Brake Light	3157	Buy 3157 →
Parking Light	3157	Buy 3157 →
Turn Signal Rear	3157	Buy 3157 →
License Plate	168	Buy 168 →
Reverse Light	3156	Buy 3156 →
Dome Light	912	Buy 912 →

How do the 2001 Ford F-350 Super Duty's bulbs compare to other years?

The 2001 Ford F-350 Super Duty changed bulb sizes from 2000. The previous model year used a different configuration.

The 2002 model switched to a different bulb configuration.

This bulb configuration covers the 2001 model years. ← 2000 2002 →

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Other F-350 Super Duty Years

2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2000 1999

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9007 Comparisons

9007 vs HB5