The component with the lowest price in the STARTER MOTOR schematic is the Bolt,flange,6x16.
Parts such as the Starter Motor: Cable,battery Ear, B/brg Rad N/com, Bolt,flange,6x16, Receiver,clutch C are included in the Xr650l 1993 (p) Usa Starter Motor parts fiche.
The Starter Motor is made up of components including this Motor Assy Starte which is the most expensive.