750J - DOZER, CRAWLER 0375 AUTOMATIC CONTROL CIRCUITS MICROPROCESSOR TRANSMISSION CONTROL UNIT For full view, you need register Parts on group MICROPROCESSOR TRANSMISSION CONTROL UNIT: Pos. Part No Qty Parts name Comments 1. 19M7797 [2] Screw M6 X 40 2. AT375456 [1] Transmission Controller (SUB FOR AT323142, AT320353, AT341411, AT345822, AT347063, AT351531 AND AT365564)