Mercedes-Benz GL550 Fog Light Bulb Size
Mercedes-Benz GL550 front fog light bulbs use H11 size, while rear fog light bulbs use H21W and P21W sizes. The replacement chart covers 2008 to 2016 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 Fog Light
| Years | Bulb Type | Shop |
|---|---|---|
| 2008-2011 | H11 | Check Price |
Rear Fog Light
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2010-2016 | H21W | H21W | Check Price |
| 2008-2009 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ECE standard (Europe & worldwide). Single-filament halogen bulb with PGJ19-2 base. Also approved in the US. 12V, 55W. | H11 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BAY9s base. 12V, 21W. | H21W | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |