BMW 528i Back Up Light Bulb Size
The BMW 528i back up light utilizes 921 and P21W bulb sizes for the lighting components located at the rear of the vehicle. Data for the specific bulbs covers the range from 1979 to 2016.
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 |
|---|---|---|---|
| 2008-2016 | 921 | W16W | Check Price |
| 1997-2000 | 1156 | P21W | Check Price |
| 1979-1981 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W. | 921 | Check Price |
| 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 |