707-99-47660 Boom Cylinder Seal Kit for Komatsu PC210-6 PC220-6 PC250-6 Excavator

Premium 707-99-47660 Boom Cylinder Seal Kit for Komatsu Excavators

Restore the heavy lifting capacity and eliminate hydraulic fluid leaks in your excavator’s main boom system with the WINSCHEN premium 707-99-47660 Boom Cylinder Service Kit. Engineered specifically to withstand extreme operational pressures, heavy payloads, and the abrasive environments of large-scale construction, this high-quality aftermarket repair kit ensures your Komatsu equipment operates at peak efficiency with zero pressure loss.

Key Features and Selling Points

• Manufactured to strict OEM specifications, ensuring a precise and seamless fit for the boom hydraulic cylinders used across a broad range of Komatsu Dash-6 series excavators.
• Constructed from advanced elastomeric and heavy-duty PTFE materials to provide exceptional resistance to high hydraulic pressure, continuous rod friction, and extreme thermal variations.
• Effectively eliminates internal fluid bypass and external leakage, preventing boom drift and maintaining responsive, consistent lifting force.
• This comprehensive seal kit includes all essential components—such as dust seals, rod packings, O-rings, backup rings, buffer rings, piston rings, and wear rings—required for a complete and reliable cylinder overhaul.
• A cost-effective, highly reliable aftermarket alternative that meets or exceeds original equipment standards, minimizing your machine’s routine maintenance downtime.

Compatible Equipment Models

Based on official catalog and parts cross-reference data, the 707-99-47660 seal kit services the boom cylinders of the following Komatsu equipment:

• PC200 & PC210 Series: PC200CA-6, PC210-6, PC210-6D, PC210-6G, PC210LC-6, PC210LC-6G
• PC220 & PC230 Series: PC220-6, PC220-6Z, PC220LC-6, PC220LC-6Z, PC220SE-6, PC230-6, PC230LC-6
• PC250 Series: PC250-6, PC250HD-6Z, PC250LC-6
• Application: Boom Cylinder Hydraulic Service / Rebuild

Specifications

To guarantee 100% fitment, please verify your machine’s model, serial number, and original cylinder part number with our dedicated support team prior to purchasing. We proudly offer fast and reliable global shipping to keep your projects on schedule.