Fiat X-1/9 Side Marker Bulb Size
The Fiat X-1/9 front side marker bulb uses 194 or 257 size, while the rear side marker bulb uses 194 or 57 size. The replacement chart covers 1974 through 1983 production years with corresponding bulb specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Side Marker
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 |
|---|---|---|---|
| 1981-1983 | 194 | W5W | Check Price |
| 1980 | 257 | 257 | Check Price |
| 1974-1979 | 194 | W5W | Check Price |
Rear Side Marker
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 |
|---|---|---|---|
| 1981-1983 | 194 | W5W | Check Price |
| 1980 | 57 | 57 | Check Price |
| 1974-1979 | 194 | W5W | 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). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 | Check Price |