The Transmission ('79-'80 A3/a3a/a4) assembly is constructed from several parts from which the Gear,output Top,28t is the most expensive.
The Ball-steel,3/16 is the cheapest item from this partsfiche.
Parts such as the Transmission ('79-'80 A3/a3a/a4): Washer,lock (o.d=40), Bushing,top Gear, Circlip-type-c,30mm, Circlip,25mm are included in the Kz1000a2 Kz1000 1978 Canada Transmission ('79-'80 A3/a3a/a4) parts fiche.