31N4-45010 31N4-45011 31N4-45012 31N445010 31N445011 31N445012 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

31N4-45011 31N4-45012 31N445011 31N445012 R140W-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