The headstock bearings can affect the steering and handling if they are not in perfect condition.
The obvious way to ensure everything is as it should be is to replace as many of wear/damage prone components as possible?
Other related parts you may wish to consider listed below if overhauling or repairing the head stock, mechanically or cosmetically - or both:
Add as many items as you wish to the same shopping cart and still only pay the same single fixed price shipping cost.
This component may have other applications within the Yamaha model range. So, please check the part-number is correct for the model onto which it is to be fitted prior to ordering.