707-99-73140 Cylinder Seal Kit for Komatsu WA450-3 WA470-3 Wheel Loader

Premium 707-99-73140 Cylinder Seal Kit for Komatsu Machinery

Eliminate hydraulic fluid leaks and restore the powerful performance of your heavy machinery with the WINSCHEN premium 707-99-73140 Cylinder Seal Kit. Engineered to withstand the extreme duty cycles, heavy payloads, and abrasive environments of earthmoving and material handling, 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 dimensions, ensuring a precise and seamless fit for the hydraulic cylinders used in a broad range of Komatsu WA400, WA450, and WA470 series wheel loaders.
• Constructed from advanced, heavy-duty elastomeric and PTFE materials to provide exceptional resistance to high hydraulic pressure, continuous rod friction, and extreme temperature variations.
• Effectively eliminates internal fluid bypass and external leakage, preventing cylinder drift and maintaining consistent, reliable hydraulic force.
• This comprehensive kit includes all essential components—such as rod packings, piston rings, wear rings, backup rings, buffer rings, dust seals, and O-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 costs and downtime.

Compatible Equipment Models

Based on official catalog and parts data, the 707-99-73140 seal kit services the cylinders of the following Komatsu equipment:

• Wheel Loaders & Compactors: WA400-3A, WA400-3A-SN, WA400-3-H, WA420-3, WA420-3MC, WA450-3, WA450-3A, WA450-3-H, WA450L-3, WA450-3MC, WA470-3, WA470-DZ-3, WF450-3
• Application: Hydraulic Cylinder 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.