Swing Gearbox Fit for Excavator Caterpillar E374F
Swing Gearbox Fit for Excavator Caterpillar E374F

Introduction
Swing gearbox, also known as swing drive or swing motor, is an essential component in excavators. It provides the necessary torque to rotate the upper structure of the excavator, allowing it to swing left and right. Here are some key functions of the swing gearbox:
- Transfers power from the hydraulic motor to the swing gear
- Controls the swing speed and direction
- Supports the weight of the upper structure
Installation and Functionality
The swing gearbox is installed on the excavator's slewing ring and is responsible for rotating the upper structure. It works in conjunction with the hydraulic motor to control the swing speed and direction. When the operator activates the swing control, the hydraulic pressure is directed to the swing gearbox, which then rotates the upper structure.

Compatibility and Parameters
Our Swing Gearbox is a perfect fit for the Excavator Caterpillar E374F. Before purchasing, be sure to confirm the following parameters:
| Parameter | Description |
|---|---|
| Model | The exact model of the excavator |
| Swing ratio | The ratio of the hydraulic motor's output speed to the gearbox's output speed |
| Mounting position | The position of the gearbox on the excavator's slewing ring |
| Oil flow rate | The amount of oil required to operate the gearbox |
Signs of Replacement
Over time, the swing gearbox may wear out or become damaged. Here are some signs that indicate it's time to replace the gearbox:
- Unusual noise or vibration during operation
- Difficulty controlling the swing speed or direction
- Leakage of hydraulic fluid from the gearbox
- Excessive wear on the swing gear or motor
Maintenance
To extend the lifespan of the swing gearbox, regular maintenance is crucial. Here are some maintenance tasks that can help:
- Regularly check for leaks and damage
- Keep the gearbox clean and free of debris
- Monitor the oil level and replace it as needed
- Replace any worn or damaged parts promptly
Compatible Brands and Models
Our swing gearboxes are compatible with a wide range of excavator brands and models, including:
- Komatsu PC200-6/7/8
- Caterpillar CAT320C/D/E
- Hitachi EX200-1/2/3/5/6
- Kobelco SK200-6/8
About Us
We are a specialized manufacturer of high-quality spare parts for excavators and bulldozers. With advanced production equipment and skilled technicians, we offer a wide range of products, including travel gearbox assembly, swing gearbox assembly, gears, shafts, and bearings. Our products are compatible with over 558 different machine models, including both domestic and imported brands.
At our company, we are committed to providing the best possible solutions for our customers. We strive to deliver high-quality products that meet or exceed our customers' expectations. We also provide excellent customer service, ensuring that our customers have access to the technical support and guidance they need.
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


