Mercedes-Benz ML320 Turn Signal Bulb Size
The Mercedes-Benz ML320 front inner turn signal bulb size includes 12496, 1034NA, and 1157NA options, while the front outer turn signal uses 12961 and the rear turn signal requires PY21W or 12496 bulbs. The replacement chart covers 1998 to 2009 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 Inner Turn Signal
| Years | Bulb Size |
|---|---|
| 2007 | 12496 (With Halogen Capsule Headlamps) |
| 2000-2001 | 1034NA |
| 1999 | 1157NA |
| 1998 | 1034NA |
Front Outer Turn Signal
| Years | Bulb Size |
|---|---|
| 1998-2001 | 12961 |
Front Turn Signal
| Years | Bulb Size |
|---|---|
| 2009 | 3457NA |
| 2008 | 3357NA |
| 2007 | 3457NA (With HID Headlamps) |
| 2003 | 1157NA |
| 2002 | 1034NA |
| 1998-2001 | 12961 (Additional) |
| 2357NA (Main) |
Rear Turn Signal
| Years | Bulb Size |
|---|---|
| 2009 | PY21W |
| 2007-2008 | 12496 |
| 1999-2003 | PY21W |
| 1998 | 12496 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W. | 1034NA |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA |
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25), natural amber glass. 12V, 27W. | 3357NA |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W. | 2357NA |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W |