707-98-12380 Boom Cylinder Seal Kit for Komatsu PC15MR-1 PC15MRX-1 Mini Excavator

Premium 707-98-12380 Boom Cylinder Seal Kit for Komatsu Excavators

Eliminate hydraulic fluid leaks and restore the lifting performance of your compact excavator with the WINSCHEN premium 707-98-12380 Boom Cylinder Seal Kit. Engineered specifically for confined space operations and demanding utility work, this high-quality aftermarket repair kit ensures your Komatsu mini excavator operates smoothly with highly responsive hydraulic control and zero pressure loss.

Key Features and Selling Points

• Manufactured to strict OEM specifications, ensuring a precise and seamless fit for the boom hydraulic cylinders (including cylinder assemblies 22J-63-X2211 and 22J-63-02211) used in Komatsu PC15MR-1 and PC15MRX-1 mini excavators.
• Constructed from advanced elastomeric, polyurethane, and wear-resistant materials to provide exceptional resistance to hydraulic pressure, continuous rod friction, and environmental contaminants.
• Effectively eliminates internal fluid bypass and external leakage, preventing boom drift and maintaining consistent lifting force for trenching and material handling.
• This comprehensive seal kit includes all essential precision components—such as dust seals, rod packings, piston rings, O-rings, and backup 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 downtime and maximizing productivity.

Compatible Equipment Models

Based on official catalog and parts cross-reference data, the 707-98-12380 seal kit services the boom cylinders of the following Komatsu equipment:

• Compact / Mini Excavators: PC15MR-1, PC15MRX-1
• Associated Cylinders: 22J-63-X2211, 22J-63-02211
• 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 compact equipment running smoothly.