BMW 740i Side Marker Bulb Size
The BMW 740i requires a 2357NA, P21/5W, or 12961 bulb size for front side marker applications and a P21/5W, 12821, or 12961 bulb size for rear side marker installations. The replacement chart covers 1993 to 2001 model 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
| Years | Bulb Size |
|---|---|
| 1999-2001 | 2357NA |
| 1997-1998 | P21/5W |
| 1995 | P21/5W |
| 1993-1994 | 12961 |
Rear Side Marker
| Years | Bulb Size |
|---|---|
| 1999-2001 | P21/5W |
| 1997-1998 | 12821 |
| 1995 | 12821 |
| 1993-1994 | 12961 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W. | 2357NA |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12821 |