Product Overview The A4VG250 is a high-displacement, variable-displacement axial piston pump from the Rexroth A4VG series. Featuring a swashplate design, it delivers stable high-pressure output and is suitable for closed-loop hydraulic systems in concrete pump trucks, asphalt pavers, shield tunneling equipment, and large-scale construction machinery. High pressure rating; impact-resistant and stable under heavy-duty operating conditions Responsive variable displacement with