The Rexroth R902477806 AWAX004D09 is a genuine through-drive cover designed specifically for the Bosch Rexroth A4VG series of axial piston variable pumps. This essential component is used to securely seal the through-drive port on the pump when a tandem or auxiliary pump is not being utilized. Manufactured to Rexroth’s high-quality standards, this cover ensures the integrity of the hydraulic system by preventing fluid leakage and protecting internal components from contamination. Its precise engineering guarantees a perfect fit and reliable, long-lasting performance, making it the ideal choice for maintaining the operational efficiency and safety of your A4VG pump.