Swing Gearbox Fit for Excavator Daewoo DH80-7
Swing Gearbox Fit for Excavator Daewoo DH80-7

Introduction
Swing Gearbox, also known as Swing Reducer, is a crucial component in excavators that enables the excavator to rotate. It is responsible for transferring power from the engine to the excavator's frame, allowing it to swing. The gearbox contains gears that work together to provide the necessary torque to move the excavator. The Swing Gearbox is designed to withstand high loads and provide optimal performance even in harsh environments.
The swing gearbox is an essential part of an excavator and is responsible for:
- Allowing the excavator to rotate
- Transferring power from the engine to the frame
- Providing the necessary torque to move the excavator

Installation and Functionality
The Swing Gearbox is installed in the excavator's upper structure and is responsible for the rotation of the excavator. When the operator uses the swing function, the Swing Gearbox receives power from the engine and transfers it to the excavator's frame, allowing it to rotate. The gearbox works by using a set of gears that mesh together, providing the necessary torque to move the excavator. Proper installation and maintenance of the Swing Gearbox are crucial for the excavator's optimal performance and long lifespan.
Compatibility and Parameters
Our Swing Gearbox is compatible with Excavator Daewoo DH80-7. Before purchasing, please ensure that the following parameters are correct:
| Parameter | Description |
|---|---|
| Model Number | The model number of the excavator |
| Year of Manufacture | The year the excavator was manufactured |
| Swing Motor Type | The type of swing motor used in the excavator |
When to Replace Swing Gearbox
Here are some signs that indicate it's time to replace the Swing Gearbox:
- Unusual noises or vibrations coming from the gearbox
- Difficulty rotating the excavator
- Leaking oil from the gearbox
- Inconsistent or jerky movements while rotating the excavator
Daily Maintenance for Longevity
Performing regular maintenance can extend the lifespan of your Swing Gearbox. Here are some tips:
- Regularly check for leaks and cracks in the gearbox housing
- Check the gearbox oil level and replace it regularly
- Ensure that the gearbox is properly lubricated
- Regularly inspect the gears for wear and tear
- Check all bolts and nuts for tightness
Supported Brands and Models
Our Swing Gearbox is compatible with various excavator brands and models, including but not limited to:
- Caterpillar
- Hitachi
- Komatsu
- Volvo
Please note that we do not sell products for the above-mentioned brands and models. The brands and models mentioned are for reference only to help customers choose the right product.
About Our Company
We are a company dedicated to producing high-quality engineering machinery components, including Walking Reducer Assembly, Rotary Reducer Assembly, Gears, Planetary Frames, Wheel Hubs, Pump Housings, Rotary Shaft Seats, End Covers, Washers, Bearings, Oil Seals, and other supporting products. Our production line consists of various advanced equipment and technologies, and we have a high-quality production, design, and marketing team. We have produced more than 12,000 transmission parts for excavators and bulldozers, which can be used in over 502 different models.
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


