KTM 640 Duke II Tail Light Bulb Size
The KTM 640 Duke II tail light uses a P21/5W bulb size for this motorcycle model. The replacement chart covers vehicle production years spanning 1999 to 2006 with corresponding bulb specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 1999-2006 | P21/5W |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W |