4704455 Hydraulic Arm Cylinder Seal Kit for Hitachi ZX35U ZX38U Excavators

4704455 Hydraulic Cylinder Seal Kit – Premium Aftermarket Solution for Hitachi Excavators

Restore peak hydraulic performance and entirely eliminate fluid leaks with this professional-grade 4704455 hydraulic cylinder seal kit. Specifically engineered for Hitachi’s highly versatile compact excavators, including the popular ZX35U and ZX38U series. Hydraulic cylinders on these nimble earthmovers endure continuous high-frequency cycles in tight urban work spaces; manufactured by WINSCHEN utilizing premium elastomeric and polyurethane materials, these seals are built to withstand severe construction site conditions.

Key Features and Selling Points

• Optimized Hydraulic Performance: Precision-engineered U-cups, buffer seals, and O-rings prevent internal fluid bypass, ensuring your Hitachi excavator maintains consistent breakout and lifting force without cylinder drift.
• Direct OEM Compatibility: Guaranteed to seamlessly match Hitachi factory specifications for the 4704455 cylinder group, facilitating a precise and straightforward installation.
• Heavy-Duty Durability: Highly resistant to severe hydraulic pressure spikes, elevated operating temperatures, and environmental contaminants such as abrasive dirt, rock dust, and moisture.
• Comprehensive Overhaul Kit: Includes all essential service parts required for a complete, reliable, and leak-free hydraulic cylinder rebuild.
• Minimize Equipment Downtime: A dependable, cost-effective aftermarket alternative from WINSCHEN that reduces maintenance overhead while keeping your compact earthmoving machinery producing.

Compatible Equipment Models

Based on official catalog data, the 4704455 seal kit services the hydraulic cylinders of the following Hitachi equipment:

• Hitachi Excavators: ZX35U-3, ZX35U-3F, ZX35U-5A, ZX35U-5N, ZX38U-3, ZX38U-3F
• Application: Hydraulic Arm Cylinder Service

Specifications

Need to confirm compatibility for your specific Hitachi machine serial number or cylinder application? Our technical experts are ready to assist. We offer rapid global shipping to minimize your machine’s downtime.