5J-8350-3K Rod Seal Kit for Caterpillar Hydraulic Cylinders

5J-8350-3K Rod Seal Kit – High-Quality Aftermarket Replacement for Caterpillar Hydraulic Cylinders

Stop rod leaks and restore smooth hydraulic operation with this premium aftermarket 5J-8350-3K rod seal kit. This complete U-cup rod seal kit (includes 5J8350 U-cup, buffer seal, and wiper) is a direct replacement for many Caterpillar cylinders, preventing fluid loss, reducing contamination, and extending cylinder life in excavators, loaders, dozers, and other heavy equipment.

Key Benefits for Contractors and Operators

• Stops Rod Leaks: High-quality U-cup and wiper seals effectively contain hydraulic fluid and block dirt.
• Direct Fit Installation: Complete kit matches OEM specifications for quick, hassle-free repair – minimize machine downtime.
• Built Tough for Heavy Duty Use: Durable polyurethane materials resist high pressure, heat, and abrasion.
• Cost-Effective Alternative: OEM-level performance at aftermarket pricing – ideal for routine cylinder service and fleet repairs.
• Fast Shipping: In stock and ready to ship within 1-3 days.

Compatible Caterpillar Models

This rod seal kit is commonly used for models including (verify your machine’s parts manual for exact fit):

• Excavators, Wheel Loaders, Track Loaders, Bulldozers, Backhoe Loaders, and many other Caterpillar machines with compatible hydraulic cylinders (commonly 7″ to 7.5″ bore applications).

Specifications

Questions? Contact us for fitment confirmation or bulk pricing. We stand behind our parts with fast shipping and easy returns.