The Suzuki REAR BRAKE has six products enlisted in the schematic.
With all the components that make up the LT-Z400 QUAD SPORT 2008 (K8) USA (E03) QUADSPORT QUAD-SPORT REAR BRAKE assembly. The O Ring(d:2.5,id:13.8) is the most frequently specified with two applications.
The lowest price component in this Rear Brake parts-list fiche is the Nut.