Swing Gearbox Fit for Excavator Hyundai R375-7
Swing Gearbox Fit for Excavator Hyundai R375-7
Swing gearbox, also known as swing drive or slewing reducer, is an essential component of an excavator that allows the upper structure to rotate 360 degrees around the undercarriage. Its main functions include:
- Transferring power from the hydraulic motor to the swing gear, which drives the upper structure
- Reducing the speed of rotation for precision and control
- Supporting the weight of the upper structure and attachments
- Providing a stable platform for the operator
Our Swing Gearbox, compatible with Excavator Hyundai R375-7, is a reliable and durable solution designed to withstand the toughest working conditions. Please refer to the following table for the parameters you need to confirm before purchasing.
| Parameter | Value |
|---|---|
| Model | Hyundai R375-7 |
| Swing Ratio | 1:123 |
| Output Torque | 20.5 kN.m |
| Hydraulic Motor | Intermot NHM6 series |
| Oil Capacity | 12 L |
Signs that your excavator's swing gearbox needs to be replaced include:
- Unusual noise during rotation
- Excessive play or vibration
- Oil leaks or contamination
- Difficulty in rotation or loss of power
Regular maintenance can significantly extend the lifespan of your swing gearbox. Here are some tips:
- Check the oil level and quality regularly
- Change the oil and filter as recommended by the manufacturer
- Inspect the swing bearing for wear and damage
- Keep the swing gearbox clean and free from debris
Our company is a leading manufacturer of high-quality spare parts for construction machinery, including walking and swing reducers, gears, drive shafts, planetary carriers, and bearings. With over 12,000 components for more than 625 models, we are committed to providing our customers with reliable and cost-effective solutions that meet their specific needs.
Author: Miya
Installation and Functionality
The swing gearbox is mounted on the excavator's undercarriage, between the upper structure and the track frame. Its primary function is to transfer the hydraulic power from the motor to the swing gear, which rotates the upper structure. The gearbox is also responsible for reducing the rotational speed and supporting the weight of the upper structure and attachments.

Compatible Brands and Models
Our Swing Gearbox is compatible with a wide range of excavator brands and models, including but not limited to:
- Caterpillar 320D
- Hitachi EX1200-6
- Komatsu PC200-8
- Volvo EC210B
- John Deere 470G LC
Please note that we do not sell products for the brands and models listed above. The compatibility information is provided solely for the convenience of our customers in selecting the appropriate parts for their machines.
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


