Mercedes-Benz SL500 Turn Signal Bulb Size

The Mercedes-Benz SL500 front turn signal requires 1156NA, 2357NA, or P21/5W bulb sizes, while the rear turn signal uses P21W bulb size. The replacement chart covers 1994 to 2006 production years with corresponding bulb specifications.

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
2003-20061156NAPY21WCheck Price
1996-20022357NAP21/5WCheck Price
1994-19951157P21/5WCheck Price

Rear Turn Signal

YearsUS TypeEU TypeShop
1994-20061156P21WCheck Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base, natural amber glass. 12V, 21W.1156NACheck Price
ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W.PY21WCheck Price
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W.2357NACheck Price
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W.P21/5WCheck Price
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157Check 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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