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

The 2001 Ford F-350 uses a H5054 LED 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?

The high beam bulb size for the 2001 Ford F-350 is PC74.

Why are my 2001 Ford F-350 headlights dim?

Dim headlights on a 2001 Ford F-350 can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H5054 LED LED conversion kit can provide a significantly brighter and whiter light output.

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

The 2001 Ford F-350 uses a 9145 LED bulb for the fog light position.

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

The 2001 Ford F-350 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?

Yes, the 2001 Ford F-350 comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H5054 LED LED conversion kit for the low beams.

Does the 2001 Ford F-350 have fog lights?

Yes, the 2001 Ford F-350 takes a 9145 LED bulb for the fog light position.

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

No — the 2001 Ford F-350 uses the same bulb sizes as the 2000 model. This configuration has been consistent across the 1999–2003 generation.

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

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 H5054 LED 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?

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 H5054 LED 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 headlights?

A pair of halogen H5054 LED 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?

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 H5054 LED position are available as direct plug-and-play replacements.

The 2001 Ford F-350 shares its bulb sizes with the 1999–2003 generation.

Fitment Guaranteed for 2001 Ford F-350

What Size Bulbs Does a 2001 Ford F-350 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 Have?

When it comes to nighttime visibility, the 2001 Ford F-350 relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H5054 LED low beam and PC74 high beam bulbs for precise light distribution. This model belongs to the late years of the F-350's 1958-2015 production span.

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

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 H5054 LED low beams, as they see the most use. Adding a matching PC74 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 9145 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2001 Ford F-350 Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H5054 LED	Buy H5054 LED →
High Beam	PC74	Buy PC74 →
Fog Light	9145 LED	Buy 9145 LED →
Brake Light	PC74	Buy PC74 →
Side Marker	194 LED	Buy 194 LED →
Turn Signal Front	3157K LED	Buy 3157K LED →
Turn Signal Rear	3157K LED	Buy 3157K LED →
Reverse Light	3156K	Buy 3156K →
Dome Light	578 or 912	Buy 578 or 912 →
License Plate	168	Buy 168 →
Parking Light	3157K	Buy 3157K →
Trunk Light	906	Buy 906 →

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

The 2001 Ford F-350 uses the same bulbs as the 2000 model.

The 2002 model continues with the same bulb sizes.

This bulb configuration covers the 1999–2003 model years. ← 2000 2002 →

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Other F-350 Years

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