The Kawasaki TIRES has six products enlisted in the schematic.
Parts such as the Tires: Balancer Wheel 30g, Balancer Wheel 20g, Tire,fr,100/90-19 57h, Tire,rr,120/90-18 65h are included in the Z550g9 Gt550 1994 United Kingdom Tires parts fiche.
The Balancer Wheel 10g is the lowest priced item on this Tires schematic.
