Of all the components that make up this Front Hub the Pin-cotter,3.0x25 has the lowest price.
With two applications this Bearing-ball,#6202uc3 is the most specified part.
Parts such as the Front Hub: Washer-plain,14mm, Oil Seal,bjn30427-c3, Bearing-ball,#6202uc3, Receiver,speedometer are included in the Ex305b5 Gpz305 1987 United Kingdom / Belt Drive Front Hub parts fiche.