Parts such as the Swingarm: Nut,8mm, Spacer,12.2x22x16.2, Chain Adjuster,inside, Chain Adjuster Cap are included in the Kd80-n3 Kd80x 1990 Canada Swingarm parts fiche.
This schematic depicts all components used in the Kd80-n3 Kd80x 1990 Canada Swingarm partslist.