Honda Motorcycle CB900C Custom Turn Signal Bulb Size

Honda Motorcycle CB900C Custom front turn signal bulbs measure 1034 in size, while rear turn signal bulbs measure P21W in size. The replacement chart covers 1980 to 1982 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 Turn Signal

YearsBulb TypeShop
1980-19821034Check Price

Rear Turn Signal

YearsUS TypeEU TypeShop
1980-19821156P21WCheck Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W.1034Check Price
ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W.P21WCheck Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1156Check Price

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