707-99-57270 Arm Cylinder Seal Kit for Komatsu PC200-6 PC210-6 PC228 Excavators

707-99-57270 Arm Cylinder Seal Kit for Komatsu Equipment

Address hydraulic fluid leaks and restore proper arm cylinder pressure with the WINSCHEN 707-99-57270 Service Kit. Engineered to meet the operational standards of Komatsu excavators, this aftermarket seal kit provides the essential components required to rebuild and maintain the hydraulic arm cylinder assembly.

Key Features

• Direct Replacement: Manufactured to precise dimensional tolerances, ensuring a seamless fit as a direct replacement for Komatsu part number 707-99-57270.
• Industrial Durability: Constructed from fluid-resistant elastomeric and polyurethane compounds designed to withstand the internal friction, pressure spikes, and environmental contaminants typical in earthmoving applications.
• Cost-Effective Maintenance: A functional aftermarket alternative that meets original equipment specifications, providing a reliable solution for hydraulic cylinder rebuilding and minimizing routine equipment downtime.

Compatible Equipment Models

Based on official catalog cross-reference data, the 707-99-57270 arm cylinder seal kit is engineered for a wide range of Komatsu 6-series and 228-series excavators:

• 200-Series: PC200-6, PC200LC-6, PC200SC-6 (Includes S, H, Z, J, and B sub-variants)
• 210-Series: PC210-6, PC210LC-6 (Includes G, D, and K sub-variants)
• 228-Series: PC228UU-1, PC228US-1, PC228USLC-1, PC228US-2, PC228USLC-2

Specifications

To ensure proper fitment, please verify your machine’s exact model, equipment serial number (typically S/N 80001-UP or specified variants), and original cylinder configuration with our support team prior to purchasing. We offer fast global shipping to keep your fleet operating efficiently.