On this parts fiche the Plate,clutch Drive (nas) is the most specified component.
Parts such as the Clutch: Washer, Hub,clutch Sleeve, Bearing(15x28x2), Washer,lock are included in the Gs750c 1977 (b) Usa (e03) Clutch parts fiche.
The Gs750c 1977 (b) Usa (e03) Clutch consists of twenty-one pieces with the Gear Assembly,primary Drive being the most expensive.