2 Years Available
Ford F550 Light Bulb Sizes
Complete bulb size reference for the Ford F550 from 2001 to 2003. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Every Ford f550 from 2001 to 2003 uses the same 9007 LED low beam bulb — once you confirm your year is within this range, you only need one part number.
Year Range
2001 – 2003
2 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | 9007 LED(2001–2003) | 2 years | Consistent |
| High Beam | 9007 LED(2001–2003) | 2 years | Consistent |
| Fog Light | 9145 LED(2001–2003) | 2 years | Consistent |
| Brake Light | 922(2001–2003) | 2 years | Consistent |
| Dome Light | 578 or 912(2001–2003) | 2 years | Consistent |
| Side Marker | 194(2001–2003) | 2 years | Consistent |
| Turn Signal Front | 3157(2001–2003) | 2 years | Consistent |
| License Plate | 168(2001–2003) | 2 years | Consistent |
| Parking Light | 3157(2001–2003) | 2 years | Consistent |
| Turn Signal Rear | 3157(2001–2003) | 2 years | Consistent |
| Reverse Light | 3156(2001–2003) | 2 years | Consistent |
| Trunk Light | 906(2001–2003) | 2 years | Consistent |
Common F550 Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Ford F550 from 2001 to 2003, covering 2 model years. Select your year below for a complete position-by-position bulb chart.
No, the Ford F550 has used the 9007 LED low beam bulb consistently across all 2 model years in our database. Any year in the 2001–2003 range uses the same bulb.
The Ford F550 uses a 9007 LED bulb for the low beam (same bulb serves both high and low beam via dual filament), and a 9145 LED for the fog lights. Select your year below for the exact fitment chart.
Yes. The Ford F550 uses a 9007 LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.