721689 : Gearktek Seal kit for RPMC series, single section, bi-directional pump or motor, all drive shaft codes

721689 : Gearktek S/G KIT, RPMC

The Geartek 721689 Seal Kit is a complete hydraulic seal replacement kit designed for Geartek RPMC Series single-section bi-directional hydraulic pumps and motors across all drive shaft configurations. Engineered to restore original sealing performance, this comprehensive kit includes precision-matched seals, O-rings, backup rings, retaining hardware, shaft sealing components, and wear items required for routine maintenance, repair, and rebuild applications.

The Geartek 721689 seal kit helps prevent hydraulic fluid leaks, maintain system efficiency, reduce contamination ingress, and extend the service life of RPMC Series hydraulic units operating in mobile, industrial, agricultural, construction, and fluid power applications. Manufactured from high-quality sealing materials for compatibility with common hydraulic fluids and demanding operating environments, this kit provides a reliable solution for restoring pump and motor performance while minimizing downtime and maintenance costs.

Always verify model compatibility, drive shaft configuration, dimensions, and application requirements before installation. Improper installation, contamination, incompatible fluids, excessive pressure, or operation outside manufacturer specifications may result in seal failure, hydraulic leakage, equipment damage, reduced performance, or personal injury. Hydraulic systems should be fully depressurized and serviced only by qualified personnel following proper safety procedures.