Parts such as the Cylinder: O-ring (4u8), Cylinder, Gasket, Cylinder (nas), Gasket 256113960000 (nas) are included in the Fzr600 1991 3hf3 Switzerland 213hf-361e1 Cylinder parts fiche.
The Gasket 256113960000 (nas) is the lowest priced item on this Cylinder schematic.
This CYLINDER assembly utilises four O-ring (4u8)(s) - the highest specified component.