The most reasonably priced component used on the Trx200 Fourtrax 200 1984 (e) Usa Sub-transmission is the Ball,steel.,7.
In this schematic the "Ball,steel.,7" is used most often.
Parts such as the Sub-transmission: Drum,submission, Gear (30t), B/brg Rad N/com, Shaft are included in the Trx200 Fourtrax 200 1984 (e) Usa Sub-transmission parts fiche.