Swing Gearbox Fit for Excavator Yuchai YC35-6
Swing Gearbox Fit for Excavator Yuchai YC35-6

Introduction
A swing gearbox, also known as a swing drive or swing motor, is a crucial component of an excavator's hydraulic system, responsible for rotating the upper structure of the machine. The gearbox consists of a set of gears, bearings, and seals enclosed in a housing and is powered by a hydraulic motor.
Functions and Usage
- Rotates the upper structure of the excavator, allowing the operator to reach different working angles
- Enables the excavator to perform a 360-degree rotation
- Permits the excavator to work on uneven ground by adjusting the orientation of the upper structure
- Helps to control the excavator's speed and direction while it is moving

Installation and Working Principles
The swing gearbox is typically located near the excavator's cab and is attached to the upper structure. When hydraulic fluid is pumped into the motor, it turns the gears inside the gearbox, which rotates the upper structure of the excavator. The gearbox is designed to withstand high levels of stress and pressure and is built to last for years with proper maintenance.
Compatibility and Parameters
Our swing gearbox is specifically designed to fit the Excavator Yuchai YC35-6 brand and model. Before purchasing, it is important to consider the following parameters:
| Parameter | Description |
|---|---|
| Size | Different excavator models require different sizes of swing gearboxes. Ensure that the size of the gearbox matches the size of the excavator. |
| Load capacity | The load capacity of the gearbox must match the weight and size of the excavator for proper operation. |
| Hydraulic flow rate | The hydraulic flow rate of the gearbox must match the hydraulic system of the excavator for efficient operation. |
Signs of Wear and Tear
When the swing gearbox starts to wear out, the excavator will exhibit certain signs, including:
- Loud grinding or clunking noises while swinging
- Difficulty in rotating the upper structure of the excavator
- Leakage of hydraulic fluid from the gearbox
- Excessive vibration while the excavator is in operation
Maintenance
Proper maintenance can extend the lifespan of the swing gearbox. Some important maintenance procedures include:
- Regularly checking and changing the hydraulic fluid
- Inspecting the gearbox for leaks or damage
- Tightening any loose bolts or fasteners
- Keeping the gearbox clean and free of debris
Compatible Brands and Models
Our swing gearbox is compatible with a wide range of excavator brands and models, including but not limited to:
- Caterpillar
- Komatsu
- Hitachi
- Volvo
- Bobcat
It is important to note that we do not sell products for the above-mentioned brands and models. We only mention them for customer convenience.
About Us
We are a company that specializes in producing high-quality spare parts for construction machinery such as excavators and bulldozers. We have various production equipment and advanced processing technology, as well as a high-quality production design and marketing team. Our main products include walking reducers, rotary reducers, gears, gear rings, transmission shafts, planetary carriers, wheel hubs, pump shells, rotary axes, and end covers, gaskets, bearings, oil seals, and other supporting products. We have produced over 12,000 types of transmission parts for excavators and bulldozers, covering more than 705 models.
Author: Miya
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.
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