This CDI (Capacitor Discharge Ignition) module stores electrical energy and discharges it to the spark plug at precisely the right moment, delivering a strong, consistent spark for reliable starting and smooth running on the Yamaha YFM250 Big Bear and Bruin 250 2WD.
Built to OEM specification with vibration and heat resistant components, this module is a direct replacement for a failed or intermittent original CDI unit.
Key Features
- Direct replacement for Yamaha OEM 1P0-85540-00-00
- 12V CDI module, exact OEM fitment
- Vibration and heat resistant construction
- Simple plug-and-play installation
Technical Specs
| Specification |
Detail |
| Unit Type |
CDI |
| Part Type |
CDI Module |
| Voltage |
12V |
Vehicle Fitment Guide
| Make & Model |
Years |
| Yamaha Big Bear 250 (YFM250B) |
2006-2009 |
| Yamaha Bruin 250 2WD (YFM250BT) |
2005-2006 |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number |
Manufacturer / Brand |
| 1P0-85540-00-00 |
Yamaha |
| IYA6051 / 160-02092 |
Arrowhead |
Frequently Asked Questions
Will this fit without modification?
Yes, this CDI module is a direct OEM-spec replacement, no modification is required.
What's included?
One CDI ignition module.
How do I know my CDI has failed?
Typical symptoms include no spark, intermittent misfiring, difficulty starting, or the engine cutting out at speed.
Is this covered by warranty?
Due to the specific nature of CDI/ignition technology, these units are supplied as non-refundable and are not covered by our standard warranty - please confirm your OEM part number before ordering.
Dispatched from the UK · 12-month warranty · Fitment support from our technical team
