This Gear Assembly,primary Drive is the most expensive of the items that make up this Clutch assembly.
Parts such as the Clutch: Rack,clutch Release, Washer,lock, Bearing, Oil Seal are included in the Gs1000s 1979 (n) Usa (e03) Clutch parts fiche.
In this schematic the "Plate,clutch Drive (mca)" is used most often.