BMW 740iL Stepwell Bulb Size
The BMW 740iL stepwell uses DE3423 and 12961 bulb sizes for illumination within the vehicle interior. Available data for the specified components covers the range from 1995 through 2001.
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 Size |
|---|---|
| 1999-2001 | DE3423 |
| 1995-1998 | 12961 (Front) |
| DE3423 (Rear) |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |