Excavator Hydraulic Pump HPR210D-02R for Lovol 375 / 420E2-HD The HPR210D-02R (reference part number 227720000002 ) is a precision-engineered main hydraulic pump assembly developed as a direct replacement for Lovol 375 and Lovol 420E2-HD excavators. Built with high-grade alloy steel and CNC-machined ... อ่านเพิ่มเติม