The BMW 735i brake light uses a P21W bulb size for the rear lighting system. Data for the specified vehicle covers the range from 1985 through 1992.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Brake
| Years | Bulb Size |
|---|
| 1985-1992 | P21W |
Center High Mount Stop Light
| Years | Bulb Size |
|---|
| 1985-1992 | P21W |
Bulb Specifications
| Description |
Bulb Size |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |