BMW Motorcycle K100RS Brake Bulb Size
The BMW Motorcycle K100RS brake component utilizes a P21W bulb size for illumination across all listed applications. Data for the specific lighting requirements covers the range from 1983 through 1988.
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 Size |
|---|---|
| 1983-1989 | P21W |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |