31QB-10140 34E7-03050 34E7-02490 31QB10140 34E703050 34E702490 R520-9 Original new and rebuild could offer and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model swing motor used for excavator Hyundai

OTTO 34E7-03050 34E7-02490 34E703050 34E702490 R450-7A Excavator Final Drive This Final Drive used for excavator Hyundai, Original new and rebuild could offer and With 6-12 months warranty

OTTO 34E7-03050 34E7-02490 34E703050 34E702490 R450-7 R480-9 R500-7 R500-7A Excavator Final Drive This Final Drive used for excavator Hyundai, Original new and rebuild could offer and With 6-12 months warranty