The most expensive part in this assembly is the Speedometer Assy,kph.
Parts such as the Meters/ignition Switch ('74-'75): Washer-plain-small,8m, Nut,6mm, Key Set,#434, Socket,speedometer are included in the Ks125 1974 Usa Canada Meters/ignition Switch ('74-'75) parts fiche.
The Washer-spring,5mm is the cheapest item from this partsfiche.