Komatsu 707-99-35590 Arm Cylinder Seal Kit

This hydraulic cylinder seal kit is designed for the arm cylinder (rocker) on Komatsu backhoe loaders. It contains all necessary seals, wipers, wear rings, and O-rings to rebuild the cylinder to factory specifications. The kit suits cylinders with a 60 mm rod diameter and 115 mm bore diameter. Constructed from high-grade elastomers and thermoplastic materials compatible with mineral-based hydraulic fluids. Direct interchange for Komatsu OEM part numbers 707-99-35590 and 7079935590. Validated for precise fitment on listed loader models ensuring reliable sealing performance under high-pressure operating conditions.