Ford F-450 Super Duty Turn Signal Bulb Size
The Ford F-450 Super Duty front outer turn signal requires a 194 bulb size, while front turn signals use 7444NA, 7443NA, or 3157NA bulb sizes, and rear turn signals use 4257NA, 3157, or 4157 bulb sizes. The replacement chart covers 1999 through 2022 model years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Outer Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2007-2010 | 194 | W5W | Check Price |
Front Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2021-2022 | 7444NA | WY21/5W | Check Price |
| 2018-2019 | 7444NA (With Halogen Capsule Headlamps) | WY21/5W | Check Price |
| 2017 | 7443NA (With Halogen Capsule Headlamps) | WY21/5W | Check Price |
| 2011-2016 | 3157NA | PY27/7W | Check Price |
| 2006-2010 | 3157NA (With Halogen Capsule Headlamps) | PY27/7W | Check Price |
| 4157 (With Sealed Beam Headlamps) | 4157 | Check Price | |
| 2004-2005 | 3157NA (With Halogen Capsule Headlamps) | PY27/7W | Check Price |
| 3157 (With Sealed Beam Headlamps) | P27/7W | Check Price | |
| 1999-2003 | 3157 | P27/7W | Check Price |
Rear Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2020-2022 | 4257NA | PY27/7W | Check Price |
| 2017-2019 | 3157 (With Halogen Capsule Headlamps) | P27/7W | Check Price |
| 2007-2016 | 3157 | P27/7W | Check Price |
| 2006 | 4157 | 4157 | Check Price |
| 1999-2005 | 3157 | P27/7W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20), natural amber glass. 12V, 21W/5W. | 7444NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20), natural amber glass. 12V, 21W/5W. | 7443NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3157NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 4157 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb, natural amber glass. 12V. | 4257NA | Check Price |