Swing Gearbox Fit for Excavator Caterpillar E320C
Swing Gearbox Fit for Excavator Caterpillar E320C

Introduction
Swing Gearbox, also known as the swing drive, is a crucial component of excavators. It is responsible for turning the excavator cab and upper structure. The gearbox is an enclosed system that consists of a hydraulic motor and a set of gears that work together to provide the necessary torque to rotate the machine.
Function and Usage
The Swing Gearbox serves several functions, including:
- Rotating the cab and upper structure of the excavator
- Transferring power from the hydraulic motor to the machine's turntable
- Maintaining the stability and balance of the excavator during operation
Swing Gearbox is widely used in excavators to facilitate the rotation of the machine, making it a crucial component of the entire system.

Swing Gearbox Installation and Working Principle
Swing gearbox is installed directly onto the excavator's turntable, which is located between the undercarriage and the upper structure. It is powered by the hydraulic system to produce the necessary torque to rotate the machine.
The working principle of the Swing Gearbox is relatively simple. The gearbox is powered by the machine's hydraulic system, which transfers fluid pressure to the hydraulic motor. The hydraulic motor converts the pressure into mechanical energy, which drives the gears and turns the machine.
Swing Gearbox Fit for Excavator Caterpillar E320C
Our Swing Gearbox is designed to fit perfectly with Caterpillar E320C Excavators. Before purchasing, there are several parameters that customers need to consider, including:
| Parameter | Description |
| Machine Model | The specific Caterpillar E320C excavator model |
| Swing Gearbox Part Number | The part number of the Swing Gearbox for Caterpillar E320C excavators |
| Swing Gearbox Type | The type of Swing Gearbox required for Caterpillar E320C excavators |
Signs That Your Excavator Needs a New Swing Gearbox
Here are some signs that your excavator might need a new Swing Gearbox:
- Difficulty turning the machine
- Unusual noises during operation
- The machine vibrates excessively during use
- Leaking hydraulic fluid
- Excessive wear on the gears
Swing Gearbox Maintenance
Proper maintenance of the Swing Gearbox can prolong its lifespan. Here are some maintenance tips:
- Regularly inspect the gearbox for damage or wear.
- Check hydraulic fluid levels and top-up if necessary.
- Replace hydraulic fluid and filters on a regular basis.
- Ensure proper lubrication of gears and bearings.
Compatible Excavator Brands and Models
Our Swing Gearbox is compatible with various excavator brands and models, including but not limited to:
- Komatsu PC200-7
- Hitachi EX200-5
- Caterpillar E240B
- Volvo EC210
Please note that we don't sell products for the above-mentioned brands and models. Instead, we provide a wide range of products suitable for various models of excavators and bulldozers.
About Us
We are a company focused on producing high-quality spare parts for excavators and bulldozers. Our products include walking reducer assemblies, rotation reducer assemblies, gears, gear rings, transmission shafts, planet carriers, hubs, pump housings, rotary shaft seats, end covers, washers, bearings, oil seals, and other supporting products. We have more than 12,000 kinds of transmission components for excavators and bulldozers, suitable for more than 544 models.
Our company is equipped with various advanced production equipment, excellent processing technology, and a high-quality production design and marketing team, enabling us to provide customers with reliable and cost-effective products.
Author: Miya
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
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.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port


