NEW STARTER MOTOR FITS YAMAHA YFM350FX YFM35FX WOLVERINE ATV 228000-8910 228000-4140 4KB-81800-00-00 2280008910, 2280004140 4KB818000000 FU8180000 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Starter - Voltage: 12V Rotation: Clockwise Teeth On Drive / Splines: 9 Source: Aftermarket