Ford Mainline Trunk Bulb Size
The Ford Mainline trunk light uses bulb size 89 or 81 depending on the specific version of the vehicle. Data for the bulb sizes covers the range from 1953 to 1956.
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 |
|---|---|
| 1956 | 89 |
| 1953-1955 | 81 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 8W. | 81 |