Parts such as the Steering Stem: Nut,cap, Nut,steering Stem(25x44x10), Stem,steering, Dust Seal,steering Upr are included in the Gsf400 1993 (p) (e02 E04 E16 E21 E22 E25 E30 E34 E53) Steering Stem parts fiche.
On this parts fiche the Damper,headlamp Hsg Bracket is the most specified component.