Mercedes-Benz 420SEL Fog Light Bulb Size

The Mercedes-Benz 420SEL front fog light uses an H3 bulb size for replacement applications. The replacement chart covers vehicle production spanning 1986 to 1991.

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

Front Fog Light

YearsBulb Size
1986-1991H3

Bulb Specifications

Description Bulb Size
ECE standard (Europe & worldwide). Single-filament halogen bulb with PK22s base. Also approved in the US and Japan. 12V, 55W.H3

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