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

381-6089 358-5004 3816089 3585004 307D and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi

296-3867 296-3866 2963867 2963866 307D and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator hitachi

102-0783 111-9971 1020783 1119971 307 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator Caterpillar