Large‑Displacement GM09 Travel Motor Assembly

Large‑Displacement GM09 Travel Motor Assembly

2 week ago

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

 4 year year

Product details

Large‑Displacement GM09 Travel Motor Assembly

Product Overview

Large‑Displacement GM09 Travel Assembly is a complete FINAL DRIVE unit integrating high‑torque Hydraulic piston motor and planetary reduction gearbox. This heavy‑duty hydraulic motor delivers powerful traction force for crawler‑type construction Machine, forming the core driving part of the whole hydraulic system.

This GM09 Travel Assembly adopts large‑displacement Hydraulic piston motor design, built‑in parking brake, matched with high‑strength planetary reducer. It is a drop‑in replacement for original equipment, no modification required for installation. It effectively solves walking weakness, abnormal noise and walking failure caused by worn internal parts of the FINAL DRIVE. It is widely used for medium‑size excavators, serving as reliable power component for the hydraulic system of construction Machine .

Technical Specifications

‑ Model: Large‑Displacement GM09 Travel Motor Assembly

‑ Product Type: Complete FINAL DRIVE, integrated Hydraulic piston motor & planetary reducer, heavy‑duty hydraulic motor

‑ Displacement: Large‑displacement configuration

‑ Rated working pressure: Up to 30 MPa

‑ Built‑in parking brake, two‑speed speed change available

‑ Mounting dimension: Fully interchangeable with original GM09 unit

‑ Applicable for 7‑9 ton class crawler excavator Machine

‑ Working fluid: Anti‑wear hydraulic oil for construction‑machinery hydraulic system

‑ Operating oil temperature: ‑20℃ ~ +80℃

‑ Key Features: Large‑displacement Hydraulic piston motor, high output torque, robust planetary gear reduction, integrated parking brake, stable low‑speed operation, durable for harsh working conditions of Machine, compatible with standard hydraulic system layout

Working Principle

The GM09 Travel Assembly consists of a Hydraulic piston motor and planetary reduction gearbox (FINAL DRIVE). Pressurized hydraulic oil from the hydraulic system drives the internal pistons of the hydraulic motor to produce rotary power. Power is transmitted through the planetary reducer to amplify output torque, driving the track of the Machine to realize forward and backward movement .

When the internal parts of Hydraulic piston motor, gear set or brake assembly wear out, the FINAL DRIVE will suffer insufficient traction, slow travel speed or abnormal noise. Replacing this complete GM09 Travel Assembly can fully restore the driving performance of the whole hydraulic system.

Note: This assembly is different from SWING REDUCER, SWING REDUCER is used for upper‑structure rotation, while GM09 Travel Assembly is for crawler walking drive.

Core Advantages

1. Integrated large‑displacement Hydraulic piston motor and planetary FINAL DRIVE, delivers high torque output for heavy‑load working conditions of the Machine.

2. Direct‑fit installation, no modification to the existing hydraulic system and chassis structure of the Machine.

3. Built‑in parking brake, safe and reliable for parking on slopes, improving safety of the hydraulic system.

4. High‑strength alloy steel internal components, good wear resistance, adapts to harsh construction site environments.

5. Complete Travel Assembly unit, reduces on‑site repair time, lowers maintenance downtime for the Machine.

6. Standard interface, compatible with mainstream 7‑9 ton excavator hydraulic system.

Application Range

Large‑Displacement GM09 Travel Assembly is a key driving hydraulic motor for crawler‑type construction Machine. It is widely applied for medium‑size excavators, serving as replacement for original FINAL DRIVE in the walking hydraulic system. Suitable for repair workshops, equipment dealers and global spare‑parts distributors .

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

 Audited supplier

4 year

Address: Ningbo, China

Main Product: hydraulic motor, gear box, hydraulic pump, hydraulic valve , hydraulic winch , hydraulic system

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