Excavator Seal Kits

Precision-engineered arm seal kit for Hyundai R145-9 excavator mid-boom cylinder. OEM 31Y1-31150 replacement. Includes rod, piston, dust, buffer seals, wear ring, O-rings. PU/NBR/PTFE materials resist up to 350 bar and -30°C to +110°C. Direct fit, leak-proof design reduces downtime.

OEM-equivalent YNF17556 seal kit includes oil seals, dust seals, and O-rings for hydraulic and engine systems. Durable oil-resistant materials prevent leakage and contamination. Ideal for excavators and heavy machinery. Custom colors and packaging available.

OEM-equivalent Durocone floating seal for final drives and travel motors. Metal face seal design resists wear, pressure, and contamination. Prevents oil leakage in excavators and heavy machinery. Custom colors and bulk packaging available.

The YNF17527 Regulator Seal Kit is designed for HPV118 hydraulic pump regulators, featuring high-quality O-rings and precision seals. It prevents oil leakage, ensures stable pressure control, and improves pump efficiency. Ideal for excavator maintenance, with OEM compatibility and custom options available.

OEM-equivalent main pump seal kit for PC138US-8 excavators. Includes O-rings, gaskets, and seals resistant to heat and pressure. Ensures leak-free performance, extends pump life. Custom options and export packaging available.

High quality excavator muffler tube reduces engine noise and controls exhaust emissions. Compatible with EX120-1 and EX150-1 models. Durable construction, in stock, and available for fast global shipping.

High-quality dust seal prevents contaminants from entering hydraulic and engine systems. Durable, wear- and heat-resistant material. OEM-equivalent design ensures accurate fit. Ideal for excavators and heavy-duty machinery. Custom colors available.

Complete seal kit for Sumitomo SH210-5 foot pedal pilot control valve. Includes oil seals, O-rings, and backup rings. Resists hydraulic oil, heat, and pressure. Ensures stable pilot pressure and smooth pedal response. Ideal for repair or preventive maintenance. OEM compatible.

Complete seal kit for CAT 330D stick cylinder. Includes NBR, PU, PTFE seals, gaskets, wear rings, and O-rings. Ensures leak-free performance and extended service life under heavy-duty conditions. OEM dimensions for easy installation.

High-quality rubber oil seal for Hitachi excavator hydraulic pumps. Compatible with ZX110, ZX120, ZX130 series. Durable, standard size, OEM/ODM accepted. Reliable sealing performance for heavy-duty applications.

YNF OEM excavator seal kits withstand high pressure and temperature. Made of durable rubber, they ensure superior sealing for hydraulic cylinders. CE certified, customizable sizes, MOQ 1 set, fast 5-day delivery. Ideal for heavy-duty excavator repair and maintenance.

High-quality back up ring 07001-05105 for Komatsu bottom models. Durable construction ensures reliable sealing in hydraulic cylinders. Compatible with GD405A to GD825A series. Ideal for heavy-duty industrial applications.

Genuine replacement seal kit for Hitachi EX100 and EX120 excavator bucket cylinders. Includes U-ring, wiper, O-rings, and backup rings. Durable construction ensures leak-free performance. OEM part 4206345.

OEM-equivalent seal kit for Hyundai HL757-7A wheel loaders. Includes oil seals, O-rings, and backup rings. Resists hydraulic oil, heat, and pressure. Prevents leakage, maintains system efficiency. Custom options and neutral packing available.

Arm Cylinder Seal Kit YNF17566 7135538 for BobCater-pillar 324 Excavator Product Overview The YNF17566 Arm Cylinder Seal Kit is designed for BobCater-pillar 324 excavators , specifically for the arm (stick) hydraulic cylinder. This seal kit provides a complete sealing solution to prevent hydraulic oil leakage, maintain stable operating pressure, and ensure smooth and precise arm movement during repair or maintenance. Key Features OEM-equivalent replacement for 7135538 Compatible with BobCater-pi

Complete seal kit for Komatsu D21A-6 ripper lift cylinder. Includes NBR, PU, and PTFE seals, O-rings, and wear rings. Ensures leak-free operation and durability. OEM-standard fit. Custom options available.

Premium-grade seal kit for Hitachi ZX17U-2 track tension cylinder. Replaces OEM 9108186K. Includes O-rings, dust seals, wear rings. Oil and pressure resistant. Restores factory performance, prevents leaks and track slack. Direct-fit for on-site repair.

Genuine Komatsu dust seal, 0.062 kg, for arm cylinder assemblies on PC200, PC220, WA450, and WA470 models. Ensures reliable contamination protection, extends component life, and supports OEM specifications for demanding industrial applications.

Premium aftermarket seal kit for Hyundai R160LC-7, R160LC-7A excavator arm cylinder. Includes wiper, U seal, buffer seal, and capped T seals. ISO9001 certified, oil and wear resistant, easy installation. Fast shipping from China.

High-quality center joint seal kit 9196167k for Hitachi ZAX75-8 excavators. Features excellent resistance to abrasion, oil, and high temperatures. Metric standard size. Free samples available. Prompt delivery from stock.