On this parts fiche the Bush is the most specified component.
The Rear Wheel is made up of components including this Wheel Set,rear (17xmt4.50) which is the most expensive.
The most reasonably priced component used on the Gsx1100g 1992 (n) (e01 E02 E04 E15 E16 E17 E18 E21 E22 24 25 39) Rear Wheel is the Bolt(6x16).