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home / Products / Yamaha YFB250 Timberwolf High Performance CDI Unit

Yamaha YFB250 Timberwolf High Performance CDI Unit

SKU: RM02049

Item Condition: New

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£143.20
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Full Description
Technical Specification

Yamaha YFB250 Timberwolf High Performance CDI Unit

Yamaha YFB250 Timberwolf High Performance CDI Unit

Restore reliable ignition performance with this high-quality CDI Module for the Yamaha YFB250 Timberwolf and YFM250 Bear Tracker. Designed as a direct replacement, this plug-and-play unit installs quickly with no modifications required.

The enhanced timing curve improves throttle response and delivers smoother power throughout the rev range. An increased rev limiter of approximately 1,000 RPM helps unlock additional performance for a more responsive ride.

Built with premium electronic components, this CDI module offers excellent durability and dependable operation in demanding riding conditions.

Whether you’re replacing a faulty CDI or upgrading your ignition system, this module provides a reliable and cost-effective solution.

Key Features

  • Direct plug-and-play replacement
  • Fits Yamaha YFB250 Timberwolf and YFM250 Bear Tracker models from 1994-2000
  • Enhanced timing curve for improved throttle response
  • Increased rev limiter (approximately 1,000 RPM)
  • Premium electronic components for long-lasting reliability
  • Manufactured to meet or exceed OEM performance

Fits Models

Yamaha

Recreational ATVs

  • YFB250 Timberwolf (1994-2000)
  • YFM250 Bear Tracker (1999-2000)
  • YFM250 Bear Tracker California (1999-2000)

Replaces OEM Number

  • 4BD-85540-10-00

For a complete application list, please refer to the Part Application / Fitment section below.

Note: Please note that CDIs (Capacitor Discharge Ignition systems) are not covered by our warranty. Due to the specific nature of this technology, they are non-refundable. (If you have any questions, please contact us directly).

Why Choose Us?

  • Expert Fitment Support: Our team is dedicated to assisting you in finding the correct parts and resolving any technical or fitment inquiries. Contact us via phone at 01953 603420 or use our online web chat for immediate assistance.
  • Extensive Product Range: With over 4000 products and continual additions, we are the leading supplier of aftermarket electrical parts and accessories for motorcycles, ATVs, tractors, and more.
  • Convenience and Affordability: Enjoy a convenient ordering process either online or by phone, with reliable and swift delivery services.

For more information on our policies, terms, and new product offerings, visit our website. You can also explore our diagnostic solutions and learn about our office hours and contact details.

Company Details:

Choose Moto-Electrical as your trusted supplier for top-quality electrical parts, competitive pricing, expert support, and an extensive range of reliable products meeting all your needs.

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Dimensions:
Height: 25mm 
Length: 65mm 
Width: 55mm

Other specifications:
Number of plugs: 2 
Number of pins: 8

Please note that: The only real way to test your CDI box is to swap it out with another known good unit from the same year/make/model. Because of this, we recommend that you rule everything else out before replacing the CDI box..

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