Mercedes-Benz S550 Back Up Light Bulb Size
The Mercedes-Benz S550 back up light utilizes 921 and 12184 bulb sizes for the rear illumination system. Data for the specific components covers the period from 2007 through 2013.
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 |
|---|---|---|---|
| 2009-2013 | 921 | W16W | Check Price |
| 2007-2008 | 12184 | 12184 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W. | 921 | Check Price |
| Philips part number. Halogen bulb, specialty application. 12V. | 12184 | Check Price |