... , D85, D155, D355, D6D, D7G, D8L and so on, Our hydraulic torque converters have developed from a single model to two ... , D7G, D8L and so on, basically covering all models of hydraulic torque converters used for the bulldozers in China.We can ... .23Null Speed Nominal Torque346.3 N·m346.3 N·m Hydraulic converter