A4VG40 axial piston pump series 40 is a high-pressure pump that is suitable for closed circuit applications up to 500 bar. A4VG40 axial piston pump has a high power density and is designed with an integrated auxiliary pump for boost and pilot oil supply.A4VG40 axial piston pump is available in sizes: 110 | 125 | 145 | 175 | 210 | 280 cc/rev.A4VG40 axial piston pump series 40 also has features as below: