White WHM Back Up Light Bulb Size
The White WHM back up light requires a bulb size of 1156 for proper installation and function. Data for the specified lighting component covers the range from 1981 to 1987.
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 | US Type | EU Type | Shop |
|---|---|---|---|
| 1984-1987 | 1156 (Except Conventional) | P21W | Check Price |
| 1981 | 1156 (Except Conventional) | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |