BMW 740iL Turn Signal Bulb Size
The BMW 740iL front inner turn signal requires a 2357NA bulb size, while front turn signals use P21/5W, 12961, or 2357NA bulb sizes, and rear turn signals use 12496 or P21W bulb sizes. The replacement chart covers 1993 through 2001 vehicle 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 Inner Turn Signal
| Years | Bulb Size |
|---|---|
| 1999-2001 | 2357NA |
Front Turn Signal
| Years | Bulb Size |
|---|---|
| 1999-2001 | P21/5W (Front) |
| 12961 (Side) | |
| 2357NA (Yellow) | |
| 1993-1998 | P21/5W |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 1999-2001 | 12496 |
| 1993-1998 | P21W |
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/Osram part number. Halogen bulb, specialty application. 12V. | 12496 |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |