235-0354 Hydraulic Cylinder Seal Kit for Caterpillar 416E 420D 305E 906H TH514D

235-0354 Hydraulic Cylinder Seal Kit – Premium Aftermarket Solution for Caterpillar Earthmoving Machinery

Restore peak hydraulic performance and entirely eliminate fluid leaks with this professional-grade 235-0354 hydraulic cylinder seal kit. Specifically engineered for Caterpillar’s highly popular machinery, including the 420D, 305E, and TH514D series. Hydraulic cylinders on these versatile earthmovers endure continuous high-frequency cycles in demanding 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 Cat machinery maintains consistent breakout force without cylinder drift.
• Direct OEM Compatibility: Guaranteed to seamlessly match Caterpillar factory specifications for the 235-0354 cylinder group across various models, 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 235-0354 seal kit services the hydraulic cylinders of the following Caterpillar equipment:

• Backhoe Loader: 414E, 424D, 426C, 428C, 436C, 438C, 438D
• Compact Wheel Loader: 416B, 416C, 416D, 416E, 420D, 422E, 428D, 428E, 430D, 432D, 432E, 434E, 442D, 442E, 444E, 904B, 904H, 906H, 906H2, 907H, 907H2, 908H, 908H2
• Mini Hydraulic Excavator: 303, 303.50, 303.5D, 303.5E, 303C CR, 303E CR, 304C CR, 304D CR, 304E, 305.5D, 305.5E, 305C CR, 305DCR, 305E
• Telehandler: TH62, TH63, TH82, TH83, TH210, TH215, TH514D
• Application: Hydraulic Cylinder Service

Specifications

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