Our PeakRPM CDI Box provides the optimal output for your ride.

Enjoy fast & easy installation with our plug & play OEM design and included dielectric connector grease.

OEM-grade electronic components and printed circuit boards for long-term reliability and performance.

90% of ignition issues are caused by a faulty stator. Fully test ignition components before buying.

All item pictures are accurate, if in doubt do not hesitate and compare our item to your original part.

We would like to share our 15 years of experience with our clients and help them find the right part for the problem. This product has a low defect rate, but a high return rate from customers: Either clients are buying it to resolve a spark issue that is not caused by the CDI box, or they are buying the wrong part for their make model and year.

Before purchasing, please make sure to follow our advices:

• Always double check our pictures & fitments against the part you physically have on the vehicle (Our pictures are accurate).
• If you are buying this part for spark issues: these vehicles are notorious for stator failure, please make sure you have properly tested the stator before purchasing.

Brand new aftermarket CDI box

• Our PeakRPM CDI Box provides the optimal output for your ride
• Enjoy fast & easy installation with our plug & play OEM design and included dielectric connector grease
• OEM-grade electronic components and printed circuit boards for long-term reliability and performance
• 90% of ignition issues are caused by a faulty stator. Fully test ignition components before buying

All item pictures are accurate, if in doubt do not hesitate and compare our item to your original part.

Yamaha YFB 250 Timberwolf -- 1994-2000
Yamaha YFM 250 Bear Tracker -- 1999-2000
Yamaha YFM 250 Bear Tracker California -- 1999-2000

4BD-85540-10-00

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..

Our CDI may use a different wire color code then your original.
All of the wires are installed in the correct order; please do not change any of the wiring configurations.
This CDI is designed as a direct plug-in replacement and should be used as such.

Warning:

Risk of electric shock. Disconnect the battery before servicing.
Ensure proper installation by a qualified technician to avoid malfunction.

Our multiple North American locations, from which we ship our products, allows us to deliver 99.7% of our orders within the specified time period. If your item is not available in our main New Jersey facility, we still guarantee that your order will be delivered within the specified time period.

This guarantee applies to shipments delivered in the 48 continental USA states, excluding PO boxes.