The component with the lowest price in the TRANSMISSION schematic is the Pin.
Parts such as the Transmission: Nut, Screw(6x12), Ring,snap, Gear,5th Drive(nt:22) are included in the Gsx600f Katana 2003 (k3) Usa (e03) Transmission parts fiche.
With a quantity of four pieces, the Bolt is the most used part in the TRANSMISSION diagram.