The Seat assembly is constructed from several parts from which the Seat Assy.,main is the most expensive.
The Nut,flange,6mm is the cheapest item from this partsfiche.
Parts such as the Seat: Spr Dr Lock Key, Plate R,grab, Wire,helmet Set, Bolt,flange,6x12 are included in the Gl1500c Valkyrie 1998 (w) Usa California Seat parts fiche.