China Final Drive Motor WTM-04 Manufacturer, Factory

Model No.: WTM-04 / WTM-04I 3.5-4.5 ton Mini Excavator Final Drive. OEM quality with One Year warranty. Quickly delivery within 3 days (standard models). Interchangeable with MAG-26V-400, GM04A,702 C2K, PGR402 Travel Motors.

Product Description

Video Display
Model Max Output Torque (Nm) Max Working Pressure (Mpa) Max Output Speed (r/min) Applicable Tonnage(T)
WTM-04 4200 24.5 55 3.5-4.5T
Brief Introduction

WTM-04 and WTM-04I final drive consists of a swash-plate piston motor integrated with a high-strength planetary gearbox. It is widely used for Mini Excavators, Drilling Rigs, Mining Equipment, and other Crawler Equipment.

Final Drive Product
Features
Swash-plate Axial Piston Motor with high efficiency.
Double-speed Motor with large ratio for wide usage.
Build-in parking brake for safety.
Extremely compact volume and lightweight.
Reliable quality and high durability.
Travel smoothly with very low noise.
The automatic speed-changing function is optional.
Specifications
ModelWTM-04
Motor Displacement24/14 cc/r
Working pressure21 Mpa
Speed control pressure2~7 Mpa
Ratio options52.7
Max. torque of Gearbox4200 N.m
Max. speed of Gearbox54 rpm
Machine application3.5~4.5 Ton
Connection
Frame connection diameter165mm
Frame flange bolt9-M12
Frame flange P.C.D.192mm
Sprocket connection diameter210mm (204mm)
Sprocket flange bolt9-M12 (12-M12 optional)
Sprocket flange P.C.D.232mm
Flange distance70mm
Approximate weight52kg (115lbs)
Summary

WTM series Hydraulic Final Drive Motor has similar dimensions to most famous brands in the market such as Nachi Travel Motor, KYB Travel Motor, Eaton Track Drive, and other Final Drives. So it is widely used in the OEM and aftersales market to replace Nachi, Kayaba, Eaton, Nabtesco, Doosan, Bonfiglioli, Brevini, Rexroth, Kawasaki, Teijin Seiki, Tong Myung and other Hydraulic Final Drive Motors.

Final Drive Dimensions
Frequently Asked Questions
What machinery is the WTM-04 final drive compatible with?
The WTM-04 is designed for mini excavators, drilling rigs, and other crawler-based equipment ranging from 3.5 to 4.5 tons.
Can this motor replace other major brands like Nachi or KYB?
Yes, WTM series motors have similar installation dimensions and can replace brands such as Nachi, KYB, Eaton, and Nabtesco.
Does the motor include a braking system?
Yes, it features a built-in parking brake to ensure safety and stability during operation.
Is the speed-changing function automatic?
The motor is a double-speed motor, and an automatic speed-changing function is available as an optional feature.
What are the key benefits of the swash-plate axial piston motor?
It offers high efficiency, high durability, and a compact volume, ensuring smooth travel with very low noise levels.
What is the approximate weight of the WTM-04 unit?
The unit weighs approximately 52kg (115lbs), making it extremely compact for its performance class.

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