Mercedes-Benz SLK300 Turn Signal Bulb Size
Mercedes-Benz SLK300 front turn signal bulbs use 3457NA size while rear turn signal bulbs use 12496 or PY21W size. The replacement chart covers 2009 to 2016 model 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
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2016 | 3457NA (With Halogen Capsule Headlamps) | PY27/7W | Check Price |
| 2009-2011 | 3457NA | PY27/7W | Check Price |
Rear Turn Signal
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 |
|---|---|---|---|
| 2011 | 12496 | 12496 | Check Price |
| 2010 | 7507 | PY21W | Check Price |
| 2009 | 12496 | 12496 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA | Check Price |
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |