Flywheel Assorted Kawasaki Models (Refer to Fitments) (RMS120-104078)Introducing our newest heavy duty flywheel rotor for Kawasaki 400 & 500 cc Motorcycles. Anyone who rides or repairs a Kawasaki 400 or 500cc Motorcycle is probably familiar with the flywheel problems common to these models. Most of these bikes will have at least one flywheel failure in their lifetime. Low quality epoxy was used on OEM flywheels to secure the magnets to the rotor body. Over time and many heat cycles, the epoxy fails allowing the magnets