Choosing the right bulb size is crucial for the safety and driving performance of your Ford F-250. Due to differences in different years and uses, the bulb size of your Ford F-250 will also vary. This guide will comprehensively introduce the 1999-2004 Ford F-250 bulb sizes, including headlights, fog lights, brake lights, turn signals, and taillights, to help 1999, 2000, 2001, 2002, 2003, and 2004 Ford F-250 owners quickly find the bulbs they need and make wise choices. 1999, 200 0 Ford F-250 Headlight & Fog Light Bulb Sizes Light Type Bulb Size High Beam and Low Beam Headlight bulb(w/ Halogen Capsule Headlamps) 9007 High Beam and Low Beam Headlight bulb(w/ Sealed Beam Headlamps) H6054/6052 Fog Light 9006/HB4 or 9145 200 1 - 200 4 Ford F-250 Headlight & Fog Light Bulb Sizes Light Type Bulb Size High Beam and Low Beam Headlight bulb(w/ Halogen Capsule Headlamps) 9007 High Beam and Low Beam Headlight bulb(w/ Sealed Beam Headlamps) H6054/6052 Fog Light 9006/HB4 Note: The 1999, 2000, 2001, 2002, 2003, and 2004 Ford F-250 headlight bulb size is 9007. The 1999 and 2000 Ford F-250 fog light bulb size is 9006 or 9145, and the fog light for 2001, 2002, 2003, and 2004 Ford F-250 can only use 9006. 1 999 -2004 Ford F-250 Turn Signal & Brake Light Bulb Sizes Light Type Bulb Size Turn Signal Light (Front) 3156/3157 Turn Signal Light (Rear) 3156/3157 Turn Signal Indicator Light PC74 Brake Light (Rear) 3156/3157 Brake Light (High-Mounted) T15/912/921 Back-Up Light 3156/3157 Parking Light 3156/3157 1 999 -2004 Ford F-250 Other Bulb Sizes Light Type Bulb Size Rear Side Marker 3157 Side Marker Light (Front) T10/194/168 Dome Light 578/912 Map Light 578/912 Luggage Compartment Light 906/912 Tail Light 3156/3157 License Plate Light T10/194/168 Engine Compartment Light 912 Courtesy Light 194/168 Ash Tray Light 194/168 Instr Panel Light PC195 Upgrade Your Ford F-250 Light Bulbs If you are tired of the dim halogen lights of your Ford F-250, then why not try upgrading them to LEDs? The 1999-2004 Ford F-250 LED bulbs on the market are brighter, several times brighter than ordinary halogen bulbs, which means we are safer when driving our cars at night. Secondly, LED bulbs have a longer lifespan, up to tens of thousands of hours, which is 100 times that of ordinary halogen lamps. This means we can use them continuously without needing to change the bulbs. Where can I buy the best 1999 to 2004 Ford F-250 LED headlights? At RIMTHN , we have high-quality LED bulbs designed specifically for the 1999-2004 Ford F-250. These LED bulbs have the same design and plug as halogen bulbs, are very easy to install, and are 8 times brighter than halogen bulbs. Can't find the bulb you need? Use the  bulb finder to get bulb dimensions. FAQ What are the 1999-2004 Ford F-250 headlight bulb sizes? 1999-2004 Ford F-250 headlamp bulb sizes are 9007, depending on your vehicle year and existing lamps. What are the 1999-2004 Ford F-250 license plate light bulb sizes? The sizes of the 1999-2004 Ford F-250 license plate bulb are typically T10/194/168. What are the 1999-2004 Ford F-250 tail light bulb size s ? The sizes of 1999-2004 Ford F-250 tail light bulbs are generally 3156/3157. Can I find the information about 1999-2004 Ford F-250 bulb sizes in this guide? Yes, this guide applies to 1999-2004 Ford F-250s. Can I replace my Ford F-250 original headlights with LEDs? Yes, most Ford F-250 models can be upgraded to LED headlights. Just make sure the bulb type matches your vehicle. Can I change the 2004 Ford F-250 headlight bulbs for myself? The 1999-2004 F ord F-250 headlight bulb replacement process is relatively simple, and we can usually complete it.   Please note: This guide applies to 1999-2004 Ford F-250 models using the original factory light assembly. Since Ford F-250 light bulb sizes vary by model and configuration, it is recommended that you refer to your vehicle owner's manual or remove the existing bulb to check its number to ensure the correct match. If you find any errors or omissions in this guide, please provide feedback in a timely manner. Thank you for your support! Read more ●  2019-2022 Ford F-150 Bulb Size Guide: Headlights, Fog lights & More ●  2015-2018 Ford F-150 Bulb Size Guide: Headlights, Fog lights & More ●  2009-2014 Ford F-150 Bulb Size Guide: Headlights, Fog lights & More ●  2004-2008 Ford F-150 Bulb Size Guide: Headlights, Fog light s & More   Disclaimer: This guide is intended as a general reference only and is not intended to replace the advice and judgment of a certified technician. Please verify your information when using this guide. We are not responsible for any loss or damage caused by reliance on the content of this article. For accurate troubleshooting and repair operations, it is strongly recommended to consult a qualified automotive repair professional. When dealing with any vehicle problem, always put your personal safety first.