Komatsu 707-98-28600 Lift Cylinder Seal Kit

The 707-98-28600 seal kit is a complete hydraulic cylinder repair kit designed for the blade lift cylinders on Komatsu D65P-12 and D65PX-12 crawler dozers. It contains all necessary rod seals, piston seals, wiper seals, backup rings, and guide rings to fully rebuild the lift cylinder sealing system. Manufactured to meet or exceed OEM specifications, the kit utilizes high-grade nitrile (NBR), polyurethane (PU), and PTFE materials compatible with mineral-based hydraulic fluids. The seals are engineered for high-pressure resistance up to 35 MPa and operating temperatures ranging from -30°C to 100°C, ensuring reliable performance in severe construction and mining environments. Direct OEM interchange for Komatsu part number 707-98-28600. Verification of the embossed cylinder part number is recommended prior to installation to ensure exact fitment.