Mercedes-Benz E550 Stepwell Bulb Size
The Mercedes-Benz E550 stepwell uses 12961 and DE3423 bulb sizes for the interior lighting components located near the floor area. Data for the specific lighting requirements covers the range from 2007 through 2017.
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 | Bulb Type | Shop |
|---|---|---|
| 2008-2017 | 12961 | Check Price |
| 2007 | DE3423 (Legroom) | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 | Check Price |