707-98-25520 Boom Swing Cylinder Seal Kit for Komatsu PC40-7 PC50UU-2 Excavator

707-98-25520 Hydraulic Cylinder Seal Kit – Premium Aftermarket Solution for Komatsu Excavators

Maintain the efficiency and reliability of your Komatsu mini excavators with the WINSCHEN 707-98-25520 Hydraulic Cylinder Seal Kit. Designed to endure harsh excavation environments, this premium sealing solution effectively prevents fluid leaks and ensures consistent hydraulic pressure for your boom, swing, and offset cylinders.

Key Features and Selling Points

• Exact OEM fitment for Komatsu PC38, PC40, PC50, and PC58 series mini excavators.
• Constructed from high-performance NBR and polyurethane for superior wear and heat resistance.
• Engineered to withstand extreme hydraulic pressures and prevent costly fluid bypass.
• Comprehensive kit provides all necessary soft seals for a complete cylinder overhaul.
• Reduces machine downtime and extends the operational life of your hydraulic equipment.

Compatible Equipment Models

Based on official catalog data, the 707-98-25520 seal kit services the hydraulic cylinders of the following Komatsu equipment:

• Mini Excavator: PC38UU-2, PC38UUM-2, PC40-7, PC40MR-1, PC40MRX-1, PC40R-7, PC40R-8, PC40T-7, PC50UU-2, PC50UUM-2, PC58SF-1
• Application: Boom Cylinder, Boom Swing Cylinder, Swing Cylinder, and Offset Cylinder Service

Specifications

For verified fitment, please contact our support team with your machine’s serial number before ordering. We offer secure global shipping and dedicated customer service.