Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW
Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW

Introduction
A travel gearbox, also known as a final drive, is an essential component of an excavator. It is responsible for transmitting power from the hydraulic motor to the excavator's tracks, allowing it to move forward, backward, and turn. Our Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW is designed to provide superior performance and durability compared to other travel gearboxes on the market.
Location and Function
The Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW is located on the excavator's undercarriage, between the hydraulic motor and the tracks. Its main function is to convert the hydraulic power provided by the motor into rotational force, which drives the tracks and propels the excavator forward or backward. The gearbox consists of several gears, including a pinion gear, sun gear, planet gears, and ring gear, which work together to control the speed and torque of the tracks.
Core Features and Advantages
Our Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW is specifically designed for the Caterpillar E120B NEW excavator and offers the following features and advantages:
- High-strength alloy steel gears and housings for increased durability and resistance to wear and tear
- Advanced sealing technology to prevent oil leakage and contamination
- High-precision manufacturing processes for improved accuracy and performance
- Optimized gear ratios for maximum efficiency and power output
- Customizable to meet specific customer requirements and machine applications
Performance Parameters
Our Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW is designed to meet the demanding needs of the Caterpillar E120B NEW excavator, including:
- High load-carrying capacity for heavy-duty applications
- High torque output for improved digging and excavation power
- Optimized speed matching for smooth and efficient operation

Parameters for Purchase
When purchasing a travel gearbox, it is important to consider the following parameters:
| Parameter | Description |
|---|---|
| Brand and Model | The specific make and model of the excavator for which the gearbox will be used |
| Gear Ratio | The ratio of the input speed to the output speed |
| Output Torque | The torque produced by the gearbox at the output shaft |
| Input Speed | The speed at which the hydraulic motor operates |
Signs of Replacement
If you notice any of the following signs, it may be time to replace your travel gearbox:
- Unusual noises or vibrations coming from the undercarriage
- Difficulty in maneuvering or turning the excavator
- Leaking oil or damage to the gearbox housing
Maintenance Tips
Proper maintenance of your travel gearbox can help extend its lifespan and reduce the need for costly repairs. Here are some tips:
- Regularly check the oil level and quality, and replace it according to the manufacturer's recommendations
- Inspect the gearbox for signs of wear or damage, and replace any worn or damaged parts immediately
- Keep the gearbox clean and free of debris or contaminants
- Perform routine inspections and maintenance as recommended by the manufacturer or your service provider
Installation Guide
Installing the Final Drive Travel Gearbox Fit for Excavator Caterpillar E120B NEW requires the following steps:
- Remove the old travel gearbox from the excavator
- Clean the mounting area and inspect for damage or wear
- Install the new travel gearbox, ensuring proper alignment and torque
- Connect the hydraulic lines and test the gearbox for proper operation
Other Compatible Models
In addition to the Caterpillar E120B NEW excavator, our Final Drive Travel Gearbox can also be adapted to fit the following brands and models:
- Daewoo
- Doosan
- Caterpillar
- Hitachi
- Kato
- Komatsu
- Hyundai
- SANY
- Volvo
- Kobelco
- Sumitomo
- LiuGong
- Yuchai
- CASE
- LOVOL
- Sunward
- XCMG
About Our Company
We are a leading manufacturer of high-quality spare parts for construction machinery, including excavators and bulldozers. Established in 2000, we have a diverse range of production equipment and advanced machining technology, as well as a highly skilled team of engineers and marketing professionals. Our main products include walking reducer assemblies, rotary reducer assemblies, gears, gear rings, transmission shafts, planetary carriers, hubs, pump casings, rotary shaft seats, end covers, gaskets, bearings, and oil seals. We offer over 12,000 different types of transmission components for more than 500 different machine models.
Our company is committed to providing superior quality and service to our customers, and we strive to exceed their expectations with every order. We are dedicated to continuous improvement and innovation, and we work closely with our customers to develop customized solutions that meet their specific needs and requirements.
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




