Final Drive Travel Gearbox Fit for Excavator Hitachi EX400-3
Final Drive Travel Gearbox Fit for Excavator Hitachi EX400-3
Final Drive Travel Gearbox, also known as the travel motor or track motor, is an important component of an excavator that provides the power necessary to move the machine. It transfers power from the hydraulic motor to the sprocket, which drives the track and allows the excavator to move forward or backward. The Final Drive Travel Gearbox Fit for Excavator Hitachi EX400-3 is specifically designed for the Hitachi EX400-3 excavator, ensuring optimal performance and reliability.

Installation and Functionality
The Final Drive Travel Gearbox is installed in the undercarriage of the excavator. It plays a crucial role in providing the necessary torque and speed required for the machine to move across different terrains. The gearbox works by converting the high-speed, low-torque input from the hydraulic motor into a low-speed, high-torque output that drives the track.
Core Features of Our Product
- High-quality materials: Our gearbox is made from durable materials that can withstand heavy use and extreme conditions.
- Efficient performance: Our product ensures reliable and efficient performance, even in challenging environments.
- Easy installation: Our Final Drive Travel Gearbox is designed to fit perfectly with the Hitachi EX400-3 excavator, ensuring easy installation.
- Low maintenance: Our gearbox requires minimal maintenance, reducing downtime and increasing productivity.
- Long lifespan: Our product is designed to last, providing long-term value and reliability to our customers.
Product Design and Compatibility with Hitachi EX400-3
Our Final Drive Travel Gearbox is designed to meet the specific needs of the Hitachi EX400-3 excavator. It is engineered to deliver optimal torque output and speed, ensuring superior performance in any operating condition. With a high load-carrying capacity, our product is capable of handling even the most demanding applications.

Parameters for Purchasing Travel Gearbox
| Parameters | Description |
|---|---|
| Machine model | The specific model of the excavator for which the gearbox is designed. |
| Machine serial number | The unique identification number of the excavator. |
| Gear ratio | The ratio of the gearbox's input speed to its output speed. |
| Output torque | The maximum torque output of the gearbox. |
| Speed range | The range of speeds at which the gearbox can operate effectively. |
When to Replace Travel Gearbox
There are several signs that the Final Drive Travel Gearbox may need to be replaced:
- Excessive noise or vibration during operation
- Sluggish or uneven movement of the excavator
- Leaking fluid or damage to the gearbox casing
- Increased fuel consumption or reduced power output
- Unusual wear and tear on the sprocket or track
If any of these symptoms are present, it is recommended to replace the gearbox as soon as possible to prevent further damage to the machine.
Maintenance to Extend Lifespan of Travel Gearbox
Proper maintenance can help extend the lifespan of the Final Drive Travel Gearbox:
- Regularly inspect the gearbox for signs of wear and damage
- Ensure that the gearbox is properly lubricated according to the manufacturer's recommendations
- Replace damaged or worn components immediately
- Keep the undercarriage and track clean and free of debris
- Monitor the machine's performance and address any issues promptly
Installation Guide and Compatibility with Other Brands
We provide detailed installation instructions to ensure that our Final Drive Travel Gearbox is properly installed and fully functional in the Hitachi EX400-3 excavator. Our product is also compatible with other brands and models, including Daewoo, Doosan, Caterpillar, Kato, Komatsu, Hyundai, SANY, Volvo, Kobelco, Sumitomo, LiuGong, Yuchai, CASE, LOVOL, Sunward, and XCMG. Please note that we do not sell products for these brands and models, but we are available to help customers select the best product for their needs.
Our company is a leading manufacturer of high-quality spare parts for construction machinery, including excavators and bulldozers. We have been in business since 2000 and have a team of skilled professionals who are dedicated to producing top-quality products and providing excellent customer service. Our main products include walking reducer assemblies, rotary reducer assemblies, gears, gear rings, transmission shafts, planetary frames, wheel hubs, pump housings, rotary shaft seats, end covers, washers, bearings, oil seals, and other supporting products. We offer over 12,000 different types of transmission parts for more than 503 machine models.
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





