Swing Gearbox Fit for Excavator Caterpillar E320D
Swing Gearbox Fit for Excavator Caterpillar E320D
The Swing Gearbox is an essential component in the operation of an excavator, providing the necessary power to rotate the upper structure of the excavator. Here's what you need to know:
What is a Swing Gearbox?
A Swing Gearbox, also known as a Slewing Gearbox or Swing Drive, is a gearbox that enables the upper structure of the excavator to rotate. It is designed to withstand the high torque loads and harsh operating conditions that excavators face.
What are the functions and uses of a Swing Gearbox?
- Rotates the upper structure of the excavator
- Provides torque to drive the excavator's swing motion
- Controls the excavator's rotation speed
- Allows the excavator to work efficiently in tight spaces

Installation and Working Principle
The Swing Gearbox is installed in the upper structure of the excavator, where it is connected to the hydraulic system and the swing motor. When hydraulic pressure is supplied to the gearbox, it drives the swing motion of the excavator.

Compatible with Excavator Caterpillar E320D
Our Swing Gearbox is designed to fit perfectly with the Excavator Caterpillar E320D. Before purchasing, it is important to ensure the following parameters:
| Parameter | Description |
| Model | Excavator Caterpillar E320D |
| Weight | 100 kg |
| Dimensions | 600 mm x 600 mm x 500 mm |
| Output Torque | 50,000 Nm |
Signs that a Swing Gearbox needs to be replaced
- Unusual noises from the gearbox
- Difficulty in rotating the upper structure of the excavator
- Leaks in the hydraulic system
- Excessive vibration during operation
Daily maintenance that can extend the life of a Swing Gearbox
- Regularly check hydraulic oil levels and ensure the correct oil is being used
- Inspect and replace worn or damaged bearings and seals
- Keep the gearbox clean and free from debris
- Regularly inspect and tighten bolts and fasteners
Compatible with various excavator brands and models
Our Swing Gearbox is compatible with a wide range of excavator brands and models, including:
- Komatsu PC200-7
- Hitachi EX200-2
- Caterpillar E240B
- Volvo EC210
- And many more
At our company, we are dedicated to producing high-quality parts for construction machinery, including walking and swing reducers, gears, shafts, planetary carriers, wheel hubs, pump shells, and more. Our products have been used in over 12,000 different types of construction machinery models, including more than 545 excavator models. We strive to provide the best products and services to our customers.
Author: Miya
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