Doosan 2440-6123KT Bucket Cylinder Seal Kit

The 2440-6123KT bucket cylinder seal kit is designed for the hydraulic bucket cylinder of Doosan and Daewoo Solar 280 series excavators. It contains all necessary seals, O-rings, backup rings, and wear rings required for a complete cylinder rebuild. Manufactured using high-grade acrylonitrile butadiene rubber (NBR), polytetrafluoroethylene (PTFE), and polyurethane (PU) materials, the kit ensures compatibility with mineral-based hydraulic fluids and resistance to extrusion, abrasion, and temperature extremes typical in heavy construction equipment operation. Direct OEM interchange for Doosan part number 2440-6123KT.