The most reasonably priced component used on the Trx250x Fourtrax 250x 1992 (n) Usa Steering Shaft is the Pin,split,3x25.
The eighteen Trx250x Fourtrax 250x 1992 (n) Usa Steering Shaft component parts are all listed in this schematic.
In this schematic the "Bolt Flange,dr.8x" is used most often.