31M8-40010 XKAH-00797 31M8-40020 31M840010 XKAH00797 31M840020 R55-7 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 JCB

31M8-40020 31M8-40010 JMV-43 31M840020 31M840010 JMV43 R55-7A 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 JCB

31M8-40020GG 31M8-40010GG 31M840020GG 31M840010GG R55-9 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 JCB