Some items from this specific schematic: Brg,r-b 6203rs 40mm 63.3g Ky, Chain (28l), Tube, Band, Rim (3.25-17) (3y0).
The Tt250 1982 (c) Usa Rear Wheel consists of forty-one pieces with the Rim (3y0) being the most expensive.
The lowest price component in this Rear Wheel parts-list fiche is the Nut (3y2).