Speedbox 3.1 For Yamaha (Pw X3, Pw S2) SHINKO SR241 400x18 REAR TRAIL 64P T/T And Winner of Product of

And Winner of Product of the Year 2010 by BikeChatter

The high-quality finish ensures it remains flexible and resilient even in harsh track conditions

it's compatible with a range of axle sizes

leaving no oily residue behind after application

Speedbox 3.1 For Yamaha (Pw X3, Pw S2) SHINKO SR241 400x18 REAR TRAIL 64P T/T And Winner of Product ofUnlock the full potential of your Yamaha e bike equipped with PW X3 or PW S2 motors using this advanced tuning module. This device allows for a more versatile riding experience by modifying the factory speed limitations. Disables the speed limiter while maintaining accurate data on the bike's display. Simple plug and play installation requires no permanent modifications to the wiring harness. Can be easily activated or deactivated via the control