Fiat 131 Tail Light Bulb Size
The Fiat 131 tail light utilizes 1157 and 97 bulb sizes for the lighting components. Data for the specific bulbs covers the range from 1975 through 1978.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 1978 | 1157 |
| 1975-1977 | 97 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 13W. | 97 |