31Q8-10010 31Q810010 R290-9 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator HYUNDAI

31EG-10010 31EG10010 R160-3 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator HYUNDAI