Mercedes-Benz E420 Side Marker Bulb Size
The Mercedes-Benz E420 front side marker bulb uses a 12961 size with P21/5W designation, while the rear side marker bulb utilizes 12821, 232, or 5008 sizes. The replacement chart covers 1994 to 1997 model production years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Side Marker
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 |
|---|---|---|---|
| 1997 | 12961 | 12961 | Check Price |
| 1994-1995 | 1157 | P21/5W | Check Price |
Rear Side Marker
| Years | Bulb Type | Shop |
|---|---|---|
| 1997 | 12821 | Check Price |
| 1995 | 232 | Check Price |
| 1994 | 5008 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12821 | Check Price |
| ANSI standard (US & Canada). Festoon bulb with SV8.5 base. 12V, 3W. | 232 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V. | 5008 | Check Price |