The lowest price component in this Swing Arm - Rear Shocks - Chain Case parts-list fiche is the Washer(6a1).
The Washer, Plate (447) is the most widely applied product in the RD350 1973 USA SWING ARM - REAR SHOCKS - CHAIN CASE ( four times ).
The Swing Arm - Rear Shocks - Chain Case assembly is constructed from several parts from which the Rear Cushion Assy is the most expensive.