OEM Off-Highway Product Guide

AA4VG

Bosch Rexroth Corp. designs AA4VG variable displacement axial piston pump for hydrostatic closed circuit transmissions.

• Flow is proportional to drive speed
• Displacement is infinitely variable
• Output flow increases with swivel angle from zero to its maximum value
• Equipped with two pressure relief valves on the high-pressure ports to protect the hydrostatic transmission from overloads