John Deere AH149814 Hydraulic Cylinder Rod Seal Kit

John Deere AH149814 Hydraulic Cylinder Rod Seal Kit is a 56 mm rod-size hydraulic seal rebuild kit designed for John Deere hydraulic rod cylinder systems, delivering pressure retention and fluid leak prevention in heavy equipment. This kit is commonly installed in John Deere backhoes, crawler dozers, and wheel loaders, including models 310C, 310D, 310E, 310G, 310J, 310SJ, 315D, 410D, 700H, 700J, 750J, 850, and other related cylinder assemblies, for boom cylinders, loader cylinders, dozer lift cylinders, and steering cylinders. It is used for cylinder rebuilds, preventive maintenance, and hydraulic restoration to restore sealing performance. Constructed with polyurethane, rubber, PTFE, and metal sealing components, the AH149814 supports sealing and oil leakage prevention in applications across construction, earthmoving, mining, and heavy equipment repair. The kit is part of the John Deere compatible aftermarket family and lists alternate references AHC13278 and AHC16683, with compatible cylinder references AH211335, AH221183, AH211131 and related assemblies. Common replacements include AH149813 and AH149847. This seal kit is intended for technicians and repair facilities performing cylinder rebuilds and preventive maintenance to maintain proper hydraulic pressure in operation.