Final Drive Travel Gearbox Fit for Excavator Komatsu PC50-2B
Final Drive Travel Gearbox Fit for Excavator Komatsu PC50-2B
Our Final Drive Travel Gearbox, also known as the travel gearbox or final drive, is an essential component of any excavator. It is responsible for transmitting torque from the hydraulic motor to the track, which allows the excavator to move forward or backward. Our Final Drive Travel Gearbox is designed to fit the Komatsu PC50-2B excavator perfectly and has several key features that set it apart from other similar products.

Installation and Functionality
The Final Drive Travel Gearbox is typically installed on the undercarriage of the excavator and is responsible for driving the tracks. It works by using a planetary gear system that distributes torque evenly to the wheels, allowing the machine to move smoothly and efficiently. Our gearbox is designed with durability in mind, and it is built to withstand the rigors of heavy-duty excavation work.
Key Features and Advantages
- High-quality components that ensure reliability and long service life
- Low maintenance requirements and easy servicing procedures
- Robust design that can withstand heavy loads and harsh operating conditions
- Efficient transmission of torque to the tracks, resulting in superior traction and maneuverability
- Designed specifically for the Komatsu PC50-2B excavator, ensuring optimal performance and compatibility
Matching DH55 Excavator Needs

Our Final Drive Travel Gearbox is designed to meet the specific needs of the DH55 excavator. It is engineered to provide optimal performance in terms of torque output, speed, and load-bearing capacity, ensuring that the machine can operate at maximum efficiency. Our product is designed to match the needs of the DH55 and provide reliable, consistent performance in all operating conditions.
Parameters for Purchasing Travel Gearbox
| Parameter | Description |
|---|---|
| Excavator Model | The specific model of the excavator that the gearbox is designed for |
| Weight | The weight of the gearbox, which varies depending on the model |
| Operating Conditions | The specific type of work that the excavator will be performing, which can affect the gearbox's performance and durability |
Signs That Travel Gearbox Needs Replacement
- Unusual noises or vibrations coming from the gearbox
- Reduced traction or slower movement of the excavator
- Leaking fluid or visible damage to the gearbox
- Increased fuel consumption or reduced efficiency
- Difficulty shifting gears or changing direction
Daily Maintenance to Prolong Life
- Regularly check the gearbox for leaks or damage
- Change the gearbox oil according to the manufacturer's recommendations
- Inspect the gears and bearings for wear and damage
- Keep the gearbox clean and free of debris and contaminants
- Perform routine lubrication and greasing of all moving parts
Installation Guide for Final Drive Travel Gearbox
Our Final Drive Travel Gearbox is designed to be easy to install and compatible with a wide range of excavators. To install the gearbox, follow these basic steps:
- Remove the old gearbox from the excavator, taking care to disconnect all electrical and hydraulic connections
- Position the new gearbox in place and reconnect all electrical and hydraulic connections
- Secure the gearbox in place with bolts and fasteners, ensuring that it is properly aligned and seated
- Fill the gearbox with the manufacturer-recommended oil and check for leaks or other issues
- Test the excavator to ensure that the gearbox is functioning properly and making the necessary adjustments as needed
Compatible Excavator Brands and Models
While our Final Drive Travel Gearbox is specifically designed for the Komatsu PC50-2B excavator, we can also provide compatible gearboxes for other brands and models, including Daewoo, Doosan, Caterpillar, Hitachi, Kato, 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 and only offer them as a reference for customers when selecting the appropriate gearbox for their machine.
About Our Company
We are a leading manufacturer of high-quality parts for excavators, bulldozers, and other construction machinery. Founded in 2000, we have a team of experienced technicians and engineers who use the latest technology and materials to produce parts that are durable, reliable, and built to last. Our product line includes a wide range of parts, including gearboxes, gears, bearings, seals, and other accessories, and we offer more than 12,000 different parts that are compatible with over 500 different machine models. We are committed to providing our customers with the best possible products and services and strive to exceed their expectations in everything we do.
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





