Mercedes-Benz 250S Stepwell Bulb Size
The Mercedes-Benz 250S stepwell light requires a DE3423 bulb size for proper illumination within the interior cabin area. Data for the specific lighting component covers the range from 1966 to 1971.
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 |
|---|---|---|
| 1971 | DE3423 | Check Price |
| 1966-1968 | DE3423 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V. | DE3423 | Check Price |