Tracked Vehicle Final Drives

Tracked Vehicle Final Drives


Tracked vehicle final drives are an essential component in the drive system of tracked vehicles. They are responsible for transferring the power from the transmission to the tracks, providing the necessary torque to move the vehicle forward and backward.

Design and Construction

The final drive consists of several key components, including the drive sprocket, planetary gears, bearings, and housing. The drive sprocket is connected to the transmission and rotates the planetary gears. The planetary gears then transfer the torque to the track drive wheel, which propels the vehicle forward.

Types of Final Drives

There are several types of final drives used in tracked vehicles, including the single reduction final drive, double reduction final drive, and planetary final drive. Each type has its own advantages and disadvantages, depending on the specific application.

Single Reduction Final Drive

The single reduction final drive is the simplest type of final drive, consisting of a single set of gears that reduce the speed and increase the torque of the transmission output. This type of final drive is commonly used for light-duty tracked vehicles.

Double Reduction Final Drive

The double reduction final drive uses two sets of gears to reduce the speed and increase the torque of the transmission output. This type of final drive is commonly used for heavy-duty tracked vehicles, such as bulldozers and excavators.

Planetary Final Drive

The planetary final drive uses planetary gears to distribute torque evenly between the wheels. This type of final drive is commonly used in high-speed tracked vehicles, such as military tanks.

Installation Guide

The installation of the final drive is a critical process that requires attention to detail. Before installation, it is important to ensure that the final drive is compatible with the vehicle’s transmission. The installation process involves several key steps, including mounting the final drive to the vehicle, connecting the drive sprocket to the transmission, and adjusting the track tension. It is important to follow the manufacturer’s instructions carefully to ensure proper installation.

Tracked Vehicle Final Drives Installation Guide


Tracked vehicle final drives are used in a wide range of applications, including construction, agriculture, and military. They are commonly found in bulldozers, excavators, tanks, and other tracked vehicles.

Maintenance and Troubleshooting

Proper maintenance is essential to ensure the longevity and optimal performance of the final drive. Regular inspections should be performed to check for leaks, damage, and wear. The final drive should also be lubricated regularly to prevent excessive wear and overheating. If any issues or problems arise, it is important to troubleshoot and diagnose the problem promptly. Common issues include leaks, noise, and vibration. The specific troubleshooting steps will depend on the type of final drive and the specific symptoms.


Tracked vehicle final drives are a critical component in the drive system of tracked vehicles. By selecting the appropriate type of final drive and following proper installation and maintenance procedures, vehicle owners can ensure optimal performance and longevity. At ABC Company, we offer a wide range of high-quality final drives for all types of tracked vehicles. Contact us today to learn more!

Author: Miya