Transmission with 3 shafts, 6 forward gears and 1 reverse gear,easy shifting, flexible installation Product Name :Synchromesh Transmission S6-90 (ZF licensed)Characteristicl Manual Transmission with 6 forward gears and 1 reverse gear, lock-synchronized all forward gears while dog-clutch operated reverse, easy shifting, flexible installation.lEasy shift due to model of rotary shaft drag link --- ...