A4VTG071 hydraulic piston pump is variable axial piston pump with swash plate.A4VTG071 hydraulic piston pump is designed for hydrostatic drives in closed circuit.A4VTG071 hydraulic piston pump flow is proportional to the drive speed and displacement.The flow of A4VTG071 hydraulic piston pump increases as the angle of the swash plate that is adjusted from zero to its maximum value.