AQ205A; AQ205LB Transmissions Duoprop Drive Unit Parts on group Duoprop Drive Unit: Pos. Part No Qty Parts name Comments 1. 854020 [1] Drive E.u ratio 2,30:1 2. 854022 [1] Upper gear 2. 3803114 [1] Upper gear, exch 3. 7742810_030 upper gear unit 4. 854050 [1] Lower gear 4. 875741 [1] Gasket kit See group 10A Parts catalog : Drive Unit Hydraulic Pump, Trim Instrument and Installation Components Upper Gear Unit Intermediate Housing Lower Gear Unit Upper Gear Unit Intermediate Housing Lower Gear Unit