The principal components that are likely to wear and suffer long term damage are the selector Drum and forks.
When rebuilding the assembly however, where possible, replace all the interfacing parts for cleaner, sharper gear selection.
Related parts you may wish to consider:
Add as many components as you wish to the same shopping cart, new spring pin 24652035000 & bolts 957010601400966000802010 for example, and still only pay the same single fixed price shipping cost.
Pro-workshop gasket sealant 08C70K0234M easy to use and with excellent results.
This component may have other, sometimes unrelated applications within the Honda model range, so please always check by the part-number rather than the description prior to ordering.