Fiat 850 Turn Signal Bulb Size
The Fiat 850 rear turn signal bulb size measures P21W or 1141, with these specifications applying to the vehicle's lighting system. The replacement chart covers 1967 through 1973 production years and documents bulb size data across that period.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1972-1973 | P21W |
| 1967-1971 | 1141 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1141 |