Swing Gearbox Fit for Excavator SANY SY245
Swing Gearbox Fit for Excavator SANY SY245

The Swing Gearbox, also known as the Swing Drive or Swing Reducer, is an important component in the operation of an excavator. It helps to control the rotation of the upper structure, allowing the excavator to swing left and right. Some of its key functions include:
- Transferring power from the hydraulic motor to the upper structure.
- Providing a reduction of speed and increase of torque.
- Facilitating smooth rotation and precise positioning.

Installation and Function
The Swing Gearbox is typically located between the excavator's cab and the undercarriage, and is attached to the frame by bolts and a mounting bracket. Once installed, it plays a crucial role in the operation of the excavator. When hydraulic fluid is directed to the hydraulic motor, the motor drives the gearbox, which in turn drives the upper structure to rotate. This allows the excavator to move and reposition materials with ease and precision.
Compatibility and Parameters
Our Swing Gearbox is specifically designed to fit the Excavator SANY SY245. Before purchasing, it is important to consider the following parameters:
| Parameter | Description |
|---|---|
| Model | SANY SY245 |
| Swing Ratio | Approximately 1:3 |
| Motor Type | Hydraulic Piston Motor |
When to Replace Your Swing Gearbox
Over time, the Swing Gearbox may wear down or become damaged, leading to a number of signs that it needs to be replaced. These signs include:
- Unusual noises during operation.
- Reduced performance, such as slower swing speed or less precise positioning.
- Leaking hydraulic fluid.
- Visible damage to the gearbox or mounting bracket.
Maintenance for Extended Lifespan
To ensure a long lifespan for your Swing Gearbox, it is important to follow these maintenance tips:
- Regularly check hydraulic fluid levels and replace as needed.
- Clean the gearbox and mounting bracket to prevent buildup of debris or contaminants.
- Inspect the gearbox for signs of damage or wear, and replace any damaged parts promptly.
- Follow the manufacturer's recommended maintenance schedule.
Compatible Excavator Brands and Models
Our Swing Gearbox can be adapted to fit a wide range of excavator brands and models. Some of the most commonly compatible brands and models include:
- CAT
- Komatsu
- Volvo
- Hitachi
- Hyundai
- Doosan
It is important to note that we do not sell Swing Gearboxes for these brands and models, but rather offer custom fitting services for our Excavator SANY SY245 Swing Gearbox.
About Our Company
We are a leading manufacturer of high-quality components and accessories for construction equipment such as excavators and bulldozers. With a variety of state-of-the-art production equipment and advanced manufacturing techniques, we are able to produce over 12,000 different types of transmission and drive components that are compatible with more than 636 different machine models. In addition to Swing Gearboxes, some of our other main products include:
- Travel Gearbox Assembly
- Final Drive Assembly
- Gears, Pinions, and Shafts
- Planetary Gear Set
- Wheel Hub Assembly
- Pump Housing and End Cover
- Washer, Bearing, and Oil Seal
At our company, we pride ourselves on our commitment to quality and customer satisfaction. Our team of experienced engineers and sales professionals are dedicated to providing the best possible products and services to meet the needs of our customers.
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


