Kenworth K100E Turn Signal Bulb Size

Kenworth K100E front turn signal bulbs use 1157 size while rear turn signal bulbs use 1156 or 1157 size. The replacement chart covers vehicle production years spanning 1985 to 1997.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Front Turn Signal

YearsUS TypeEU TypeShop
1985-19971157P21/5WCheck Price

Rear Turn Signal

YearsUS TypeEU TypeShop
19971156P21WCheck Price
19961157P21/5WCheck Price
1992-19951156P21WCheck Price
19911157P21/5WCheck Price
1985-19901156P21WCheck Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157Check Price
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W.P21/5WCheck Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1156Check Price
ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W.P21WCheck Price

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