513-0981 513-0982 513-0983 5130981 5130982 5130983 349F em will send free parts to repair. And this model Final Drive used for excavator hitachi

513-0980 513-0981 513-0982 5130980 5130981 5130982 349E em will send free parts to repair. And this model Final Drive used for excavator hitachi

513-0980 513-0981 513-0982 5130980 5130981 5130982 349D2 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi