Swing Gearbox Fit for Excavator Caterpillar E345D2
Swing Gearbox Fit for Excavator Caterpillar E345D2

Introduction
The swing gearbox, also known as the swing drive or swing motor, is a crucial component of an excavator's powertrain system. It is responsible for transferring hydraulic power to the upper structure of the excavator, allowing it to rotate 360 degrees. The Swing Gearbox Fit for Excavator Caterpillar E345D2 is a high-quality gearbox designed specifically to fit the Caterpillar E345D2 excavator model.
The Swing Gearbox Fit for Excavator Caterpillar E345D2 has the following features:
- High precision and durability
- Smooth and efficient operation
- Low noise and vibration
- Easy installation and maintenance

Installation and Function
The swing gearbox is usually located on the upper structure of the excavator, between the cab and the engine compartment. It is connected by a pinion to the hydraulic motor, which provides the power to rotate the upper structure.
The swing gearbox works by transmitting torque from the hydraulic motor to the swing bearing, which supports the weight of the upper structure and enables it to rotate smoothly. The gearbox contains a set of gears and bearings that reduce friction and wear, ensuring a long service life.
Compatibility and Parameters
The Swing Gearbox Fit for Excavator Caterpillar E345D2 is designed to fit the Caterpillar E345D2 excavator model. Before purchasing, customers need to determine the following parameters:
| Parameter | Description |
|---|---|
| Excavator model | Caterpillar E345D2 |
| Swing radius | 5.8m |
| Maximum load capacity | 45 tons |
| Hydraulic flow rate | 280 L/min |
Replacement and Maintenance
The following signs indicate that the swing gearbox needs to be replaced:
- Noise or vibration during operation
- Loss of power or reduced efficiency
- Leaking oil or damaged seals
- Excessive wear on gears or bearings
To extend the service life of the Swing Gearbox Fit for Excavator Caterpillar E345D2, customers should follow these maintenance tips:
- Regularly check and replace the oil and filter
- Inspect and repair any leaks or damage
- Clean and lubricate the gears and bearings
- Check and adjust the torque and backlash
Compatibility with Other Brands and Models
Our Swing Gearbox Fit for Excavator Caterpillar E345D2 can also be adapted to fit other excavator brands and models. Some of the most common ones are:
- Komatsu PC200-8/PC220-8/PC300-8
- Hitachi ZX200/ZX210/ZX240/ZX270
- Volvo EC210/EC240/EC360/EC460
- Hyundai R210/R220/R290/R305
Please note that we do not sell products for these brands and models, and the compatibility information is provided for customer convenience only.
About Our Company
We are a specialized manufacturer of high-quality spare parts for construction machinery such as excavators and bulldozers. Our products include walking reducer assemblies, slewing reducer assemblies, gears, gear rings, transmission shafts, planetary carriers, wheels, pump casings, swing shaft seats, end caps, washers, bearings, and oil seals.
Our company has advanced production equipment, excellent processing technology, and a high-quality production design and marketing team. We have produced over 12,000 kinds of transmission parts for more than 555 different models of excavators and bulldozers.
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


