Of all the components used in this assembly the Clutch Set,starter is the most expensive.
On this parts fiche the Roller(15x13) is the most specified component.
eleven components are shown in this Gsx1100ef 1985 (f) (e01 E02 E04 E15 E16 17 18 21 22 24 25 34 39) Starter Clutch exploded diagram.