Overhauling the reduction gear assembly will be easier and with a better outcome when all of the wear and damage prone parts are replaced with new, where possible.
This component, and perhaps some of those listed below, maybe required:
Add as many items as you wish to the same shopping cart, new bolts 90037422003 957010601800 washer 90459438000 dowel pins 9430110160 & O-ring seals 91201ML387391356MA6005 for example, and still only pay the same single fixed price shipping cost.
This component may have other applications within the Honda model range as well as fitting other areas of the same model; please check the part-number is right for your machine prior to ordering?