With seven applications this Bolt,socket,8x30 is the most specified part.
Parts such as the Rear Caliper: Bushing,7.8x11x15.7, Cap-breather, Boot,shaft, Dust Seal,piston are included in the Z750l4 1984 Europe Uk Fr Sd Wg Rear Caliper parts fiche.
The Cap-breather is the cheapest item from this partsfiche.