Ford Ranchero Automatic Transmission Indicator Bulb Size
The Ford Ranchero automatic transmission indicator utilizes unique bulb sizes 1445, 1893, 161, 158, 1895, 57, and 257 depending on the specific application. Data for the bulb sizes covers the range from 1959 through 1977.
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 |
|---|---|
| 1977 | 1445 |
| 1972 | 1893 |
| 1970-1971 | 1445 |
| 1969 | 161 |
| 1968 | 158 |
| 1966-1967 | 1445 |
| 1963-1965 | 1895 |
| 1962 | 57 |
| 1961 | 257 |
| 1960 | 57 |
| 1959 | 257 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 1893 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |