The Rear Cushion is made up of components including this Cushion Assy.,rr. which is the most expensive.
This schematic depicts all components used in the Vt600c Shadow 1990 (l) Italy / Kph Rear Cushion partslist.
Some items from this specific schematic: Joint.pipe, Nut,u,10mm, Spring,rr.cushion, Damper Comp.,rr.(.