Ducati ST4 Tail Light Bulb Size / Type
The recommended Tail light bulb type / size for Ducati ST4 produced 1999 to 2005. To avoid mistakes when purchasing a replacement bulb, it's a good idea to refer to your owner's manual or consult with a qualified mechanic.
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| Model Year | Bulb Size / Type |
|---|---|
| 2005 | P21/5W |
| 2004 | P21/5W |
| 2003 | P21/5W |
| 2002 | P21/5W |
| 2001 | P21/5W |
| 2000 | P21/5W |
| 1999 | P21/5W |