Mercury Commuter Trunk Bulb Size

The Mercury Commuter trunk uses unique bulb sizes 1003, 631, 1155, 67, and 89 depending on the specific production period for the vehicle. Data for the lighting components covers the range from 1957 through 1968.

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 TypeShop
19681003Check Price
1966-1967631Check Price
1963-19651155Check Price
1958-196267Check Price
195789Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1003Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 21W.631Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Variant of 1156. 12V, 21W.1155Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 8W.67Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W.89Check Price

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