Some items from this specific schematic: Spacer,rr Axle,l, Absorber,rear Hub Shock, Washer (17x30x3.2), 07120-08303.
On this parts fiche the Absorber,rr Hub Shock is the most specified component.
This Wheel,rear (mt3.00x17) is the most expensive of the items that make up this Rear Wheel (model J) assembly.