BMW Motorcycle R100 Brake Bulb Size

The BMW Motorcycle R100 brake utilizes a P21/5W bulb size for illumination across the specified mechanical configurations. Data for the lighting components covers the range from 1983 to 1991.

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

YearsBulb Size
1987-1995P21/5W
1976-1985P21/5W

Bulb Specifications

Description Bulb Size
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W.P21/5W

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