158-7765 155-9078 155-9079 1587765 1559078 1559079 317B  and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator caterpillar hydraulic pump catalogue

105-7322 105-7321 1057322 1057321 317 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Hydraulic Pump used for excavator Caterpillar