353-0545 353-0611 441-3011 3530545 3530611 4413011 323F and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi

353-0610 353-0611 441-3011 3530610 3530611 4413011 318E 318F 323D2 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi

353-0611 378-9567 378-9568 3530611 3789567 3789568 323E and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi