Ford Mainline Back Up Light Bulb Size
The Ford Mainline back up light requires bulb size 1141 or 1129 depending on the specific application for 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 Type | Shop |
|---|---|---|
| 1956 | 1141 | Check Price |
| 1953-1955 | 1129 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1141 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1129 | Check Price |