The Seat (gs750b) assembly is constructed from several parts from which the Seat Assembly is the most expensive.
Parts such as the Seat (gs750b): Cover,seat Tail, Cover,seat Tail, Striker,seat Lock, Lock Washer are included in the Gs750en 1978 (c) Usa (e03) Seat (gs750b) parts fiche.
The Pin is the cheapest item from this partsfiche.