311-7404 This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

311-7404 279-7721 3117404 2797721 312D and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi

279-7721 311-7404 2797721 3117404 313D and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi

259-0917 279-7721 311-7404 2590917 2797721 3117404 314D and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi