Excavator Gearbox & Gear Parts

Professional Excavator Gearbox & Gear Parts from China

YNF Machinery provides the gearboxes  gear parts for the excavators like Caterpillar, JCB, Hyundai, Hitachi, Komatsu, Kobelco, Sumitomo, etc.

  • High-quality materials – Our gearboxes are made from high-quality materials, ensuring durability and reliability.
  • Precise engineering – Our gearboxes are engineered with precision to ensure optimal performance.
  • Wide range of options – We offer a wide range of excavator gearbox options to suit various needs and specifications.
gear factory

Reliable Excavator Gearbox & Gear Parts for Optimal Performance and Durability

The excavator gearbox refers to one of the transmission mechanisms of the excavator. It is composed of gears, shafts, bearings, seals, etc. Its main function is to transmit the power of the engine to the walking, rotating, and working devices of the excavator so that Realize the various tasks of the excavator.

The process of making excavator gearboxes and gear accessories usually includes the following steps:

  • Design and formulate the process plan, including the material, size, and processing technology of the parts.
  • Manufacture individual parts, including gears, shafts, bearings, seals, and more.
  • Process each part, including turning, milling, grinding, drilling, etc.
  • Gears are heat treated to increase their hardness and wear resistance.
  • Carry out precision machining of gears and grinding of tooth surfaces to ensure their precision and smoothness.
  • Gears and gearboxes are assembled, tested, and adjusted to ensure performance and reliability.



Excavator gearboxes typically have features such as high torque capacity, multiple gear ratios for different operating conditions, and durable construction to withstand heavy use in rugged environments. They may also have features such as oil cooling to prevent overheating and extend the life of the gearbox.

excavator engine repair

Premium Excavator Parts from YNF

YNF Machinery focuses on providing high-quality excavator parts with different levels qualities to meet different kinds of customers’ requirements.

What is an excavator gearbox?

An excavator gearbox is a component of an excavator machine that transmits power from the engine to the tracks or wheels.

What are the different types of excavator gearboxes available?

The different types of excavator gearboxes available include planetary, helical, bevel, and spur gearboxes.

What are the common causes of excavator gearbox failure?

The common causes of excavator gearbox failure include overheating, contamination, and wear and tear.

How can I tell if my excavator gearbox needs to be repaired or replaced?

You can tell if your excavator gearbox needs to be repaired or replaced if you notice unusual noises, difficulty in shifting gears, or reduced power output.

What are the benefits of using genuine excavator gear parts?

Genuine excavator gear parts are designed to meet the specifications of the original equipment manufacturer, ensuring better performance, reliability, and durability.

How do I choose the right excavator gear parts for my machine?

To choose the right excavator gear parts for your machine, you need to consider factors such as the model and make of your excavator, the application, and the operating conditions.

Can I get customized excavator gear parts for my specific needs?

Yes, you can get customized excavator gear parts for your specific needs by working with an experienced manufacturer or supplier.

What are the signs of wear and tear on excavator gear parts?

The signs of wear and tear on excavator gear parts include chipped or cracked teeth, pitting, scoring, and discoloration.

How often should I service my excavator gearbox?

You should service your excavator gearbox at regular intervals as recommended by the manufacturer or based on the operating conditions.

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