RecurDyn/Hydraulic can be applied the realistic dynamics model of RecurDyn in AMESim which is an oil pressure system analysis software. The user can use the RecurDyn model which is included in not only various joints and forces but also contacts and flexible bodies in the model created by AMESim. Also, RecurDyn/Hydraulic helps to easily integrate the RecurDyn model by UI creating the interface block easily to the RecurDyn Plant model.