Parts such as the Rear Master Cylinder: Bolt, Upper, Clamp, Piston/cup Set, Hose,reservoir Tank are included in the Gs1000en 1978 (c) Usa (e03) Rear Master Cylinder parts fiche.
Check out any of the twenty-one Rear Master Cylinder components enlisted.
Of all the components that make up this Rear Master Cylinder the Nut has the lowest price.