eight components are shown in this Gsxr750r 1989 (k) (e01 E02 E04 E22) Front Brake Hose exploded diagram.
The sub assemblies and components that make up this Front Brake Hose include this Hose,front Brake No.2, the most expensive part.
With twelve applications this Washer(10x15x1.5) is the most specified part.