CDI Box for Yamaha YFB250 Timberwolf & YFM250 Bear Tracker
CDI Box for Yamaha YFB250 Timberwolf & YFM250 Bear Tracker
SKU:RM02049
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CDI Box for Yamaha YFB250 Timberwolf & YFM250 Bear Tracker
Fits Yamaha YFB250 Timberwolf (1994-2000) & YFM250 Bear Tracker (1999-2000)
This CDI (Capacitor Discharge Ignition) module is built to OEM specifications as a direct plug-in replacement for the ignition system on the Yamaha YFB250 Timberwolf and YFM250 Bear Tracker. It restores consistent spark timing for reliable starting and running.
The unit is fitted with a 2-plug, 8-pin connector layout matching the factory harness, and measures a compact 65mm long by 55mm wide with a 25mm case height, so it fits directly in place of the original unit.
Key Features
- Direct OEM fit and finish, no wiring modifications required
- 2-plug, 8-pin connector layout matching the original harness
- Compact 65 x 55 x 25mm case for a straightforward swap
- Covers Yamaha YFB250 Timberwolf and YFM250 Bear Tracker models
- Please note: CDI units are excluded from warranty and are non-refundable once fitted
Technical Specs
| Specification | Detail |
|---|---|
| Height | 25mm |
| Length | 65mm |
| Width | 55mm |
| Plugs | 2 |
| Pins | 8 |
Vehicle Fitment Guide
| Make & Model | Years |
|---|---|
| Yamaha YFB250 Timberwolf | 1994-2000 |
| Yamaha YFM250 Bear Tracker | 1999-2000 |
| Yamaha YFM250 Bear Tracker (California) | 1999-2000 |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number | Manufacturer / Brand |
|---|---|
| 4BD-85540-10-00 | Yamaha |
Frequently Asked Questions
Will this CDI fit without any modifications?
Yes, it is a direct plug-in replacement using the original connector layout, so no cutting or splicing of the wiring loom is required.
What is included?
One CDI module, ready to fit in place of the original unit.
How can I tell my CDI has failed?
Common symptoms include no spark, intermittent misfiring, stalling, or a complete failure to start even though the battery and starter are working normally.
Is this CDI covered by warranty?
Due to the sealed electronic nature of CDI units they are excluded from our standard warranty and are non-refundable once fitted. Please confirm the OEM number against your original unit before ordering.
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