NEW STARTER FITS JOHN DEERE MOWER AG TRACTOR 14HP 21163-2073 AM104559 128000-4020 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: Counterclockwise Teeth On Drive / Splines: 9 Source: Aftermarket