We are manufacturer of many size of REPALCEMENT PUMP AND PUMP COMPONENTS FOR CATERPILLAR, KOMATSU, REXREOTH, VICKERS, SAUER, KAWASAKI, HITACHI, LINDE and so on.The hydraulic pump and components are completely interchangeable with the original ones.If you are interested in them,please donot hesitate to tell me that. I would be glad at your service.