BMW 550i GT Back Up Light Bulb Size
The BMW 550i GT back up light utilizes bulb size 12177 or 921 depending on the specific version of the component. Data for the bulb sizes covers the range from 2010 to 2015.
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 |
|---|---|---|---|
| 2012-2015 | 12177 | 12177 | Check Price |
| 2010-2011 | 921 | W16W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips part number. Halogen bulb, specialty application. 12V. | 12177 | Check Price |
| ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W. | 921 | Check Price |