
A swing gearbox is an important component of an excavator. It is responsible for controlling the swing of the excavator arm and allowing it to rotate 360 degrees. Here are some of the main functions and uses of the swing gearbox:
The swing gearbox is typically located at the base of the excavator arm, where it connects to the machine's body. It works by receiving hydraulic pressure from the engine and converting it into rotational force for the arm. When you move the joystick in the cab, it controls the flow of oil to the swing gearbox, which in turn rotates the arm.

Our swing gearbox is designed to perfectly fit the Excavator Komatsu PC220-7. Before purchasing, make sure to determine the following parameters:
| Parameter | Value |
|---|---|
| Excavator model | PC220-7 |
| Swing gearbox type | Hydraulic |
| Dimensions | As per OEM specifications |
Over time, your swing gearbox may start to exhibit some warning signs that it needs to be replaced. Here are some common symptoms:
Proper maintenance is key to ensuring the longevity and performance of your swing gearbox. Here are some tips:
Our swing gearbox can also be adapted to fit a variety of other excavator brands and models, including:
Please note that we do not sell products for the above brands and models, as we specialize in producing high-quality parts for Excavator Komatsu PC220-7.
We are a leading manufacturer of high-quality spare parts for excavators, bulldozers, and other heavy machinery. Our production facilities are equipped with state-of-the-art manufacturing equipment, and we have a team of skilled engineers and marketing professionals dedicated to providing the best products and services to our customers. We offer a wide range of spare parts, including final drives, swing gearboxes, gears, transmission shafts, planetary carriers, and more. Our parts are designed to fit more than 595 different machine models, and we have over 12,000 different parts in stock.
Author: Miya
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