Cadillac Series 75 Fleetwood Back Up Light Bulb Size
The Cadillac Series 75 Fleetwood back up light utilizes 1073 and P21W bulb sizes for illumination. Available data for the specified lighting components covers the range from 1953 to 1964.
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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1964 | 1156 | P21W | Check Price |
| 1962-1963 | 1073 | 1073 | Check Price |
| 1960-1961 | 1156 | P21W | Check Price |
| 1959 | 1073 | 1073 | Check Price |
| 1958 | 1156 | P21W | Check Price |
| 1953-1957 | 1073 | 1073 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 1073 | Check Price |