In this schematic the "Cushion" is used most often.
Parts such as the Seat (gs750b): Spring,helmet Holder, Cushion(11.5x22x20), Cushion, 02112-05127 are included in the Gs750ec 1979 (n) Usa (e03) Seat (gs750b) parts fiche.
This Seat Assembly is the most expensive of the items that make up this Seat (gs750b) assembly.