Swing Gearbox Fit for Excavator Komatsu PC200-8
Swing Gearbox Fit for Excavator Komatsu PC200-8
The swing gearbox, also known as the swing drive, is a critical component in an excavator's hydraulic system. It is responsible for rotating the excavator's upper structure or house on the undercarriage. The gearbox is a complex system that includes gears, bearings, and seals. Its primary function is to provide enough torque to rotate the excavator while maintaining the right speed and power. Here are some specific points about the swing gearbox:
- Enables the excavator to rotate 360 degrees
- Provides precise control over the excavator's movement
- Reduces wear and tear on other parts by absorbing shock and vibration

Swing Gearbox Installation in Excavator Komatsu PC200-8
The swing gearbox is typically installed directly onto the excavator's slewing ring or turntable. It is commonly located on the back of the operator's cab and is easily accessible for maintenance or repair. The gearbox works by using hydraulic oil to turn a motor, which then rotates the gear mechanism to move the excavator. Here is a diagram of the swing gearbox installed on the Komatsu PC200-8 excavator:

Swing Gearbox Fit for Excavator Komatsu PC200-8
Our swing gearbox is specifically designed to fit the Excavator Komatsu PC200-8 model. Before purchasing, it is essential to confirm the following parameters:
| Parameter | Description |
|---|---|
| Swing motor displacement | The volume of oil required to rotate the excavator |
| Slewing ring diameter | The size of the ring on which the gearbox is mounted |
| Swing gearbox ratio | The ratio between the motor rotation and the gearbox output |
Signs That Your Swing Gearbox Needs to Be Replaced
Like any other component, the swing gearbox can wear out and fail over time. Here are some signs that your gearbox needs to be replaced:
- Loud grinding or clicking noises during rotation
- Erratic or slow rotation
- Leaking hydraulic fluid
- Excessive vibration or wobbling
Daily Maintenance to Prolong Swing Gearbox Lifespan
Regular maintenance is crucial to extending the lifespan of your swing gearbox. Here are some daily maintenance tips:
- Check hydraulic fluid levels and quality
- Inspect gearbox for leaks or damage
- Keep the gearbox clean and free of debris
- Listen for unusual noises during operation
Compatible Excavator Models
Our swing gearbox is compatible with a wide range of excavator models, including but not limited to:
- Caterpillar
- Hitachi
- Kobelco
- Volvo
Please note that we do not sell products for these brands and models. The compatibility list is for reference only, and we specialize in producing high-quality aftermarket parts for Excavator Komatsu PC200-8.
About Our Company
We are a company that specializes in manufacturing high-quality spare parts for construction machinery, including excavators and bulldozers. Our team of experts is dedicated to providing the best solutions for your machinery needs. We have invested in advanced production equipment and technology to ensure the highest quality standards. Additionally, we have an experienced marketing and design team that is committed to providing excellent customer service. We offer a wide range of products, including:
- Walking reducer assembly
- Swing reducer assembly
- Gears, pinions, and shafts
- Planetary gears, hubs, and pump casings
- Washers, bearings, and oil seals
We offer more than 12,000 different parts that are compatible with over 594 different machinery models. Our goal is to provide our customers with the highest quality products at a reasonable price.
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


