The component with the lowest price in the FRONT HUB(KDX250-E1) schematic is the Pin-cotter,3.0x25.
On this parts fiche the Bearing Ball is the most specified component.
The Kdx250-e1 1991 Europe Fr Gr As Front Hub(kdx250-e1) consists of nineteen pieces with the Drum-assy,front Brake being the most expensive.