ODM AZ59181 Fan Drive Axial Piston Hydraulic Motor Replacement for John Deere 7180 7200 7250 7280 7300 7350 7380 7400 7450 7480 7500 7550 7580 7700 7750 7800 7850 Manufacturer, Exporter

AZ59181 is an axial piston hydraulic motor specifically engineered for 17 designated John Deere models including the 7180, 7200, and 7250. Serving as the core power execution component in agricultural machinery hydraulic systems, it functions as an OEM replacement part of identical specifications. This motor precisely matches the hydraulic circuits and mounting standards of its corresponding models, meeting the demands of high-intensity field operations in agricultural machinery. This replacement hydraulic motor specifically accommodates multiple mid-to-high-end John Deere agricultural tractor models, covering diverse power-range operational needs. Compatible models include: 7180, 7200, 7250, 7280, 7300, 7350, 7380, 7400, 7450, 7480, 7500, 7550, 7580, 7700, 7750, 7800, and 7850. These models are primarily used in heavy-duty applications such as large-scale plowing, seeding, harvesting, and towing agricultural implements. The AZ59181 can directly replace aged or faulty original hydraulic motors without requiring modifications to the equipment's mounting structure.

Product Description

Product Overview

AZ59181 Axial Piston Hydraulic Motor utilizes high-pressure hydraulic fluid to drive pistons in axial reciprocating motion, converting it into rotational mechanical energy. With a rated working pressure of up to 35MPa, it delivers stable high-torque output to meet the power demands of tractor suspension system lifting and agricultural implement traction.

High Performance

35MPa rated pressure for stable high-torque output in heavy-duty agricultural operations.

Precision Design

Spherical distributor plate ensures smooth rotational speeds and low operational noise.

Durability

High-strength alloy materials with surface hardening for long-term wear resistance.

AZ59181 strictly adheres to genuine parts installation standards, featuring mounting flanges and output shaft interfaces tailored to specific machinery. The output shaft supports flat key or spline adapters, enabling seamless integration with corresponding tractor hydraulic systems, significantly reducing maintenance complexity.

Specifications

Part Name Axial Piston Hydraulic Motor OEM Number AZ59181
Weight 39.96 lb Height 7.8 in
Width 7.9 in Length 10.6 in

Application

This motor serves as the core component of a tractor's hydraulic system, primarily powering functions such as suspension lifting, power take-off (PTO) shaft operation, and implement traction. It ensures precision and efficiency during heavy-duty operations like large-scale tillage, planting, and harvesting. Specifically engineered for John Deere tractor series, the AZ59181 matches hydraulic circuits and mounting standards perfectly, allowing for direct OEM replacement without modification.

Compatible Models

7180
7200
7250
7280
7300
7350
7380
7400
7450
7480
7500
7550
7580
7700
7750
7800
7850

Frequently Asked Questions

Which models is the AZ59181 Axial Piston Hydraulic Motor primarily compatible with?
This hydraulic motor is a dedicated replacement part for John Deere equipment. Core compatible models include 17 medium-to-large tractors such as the 7180, 7200, 7250, 7280, and 7300 series.
Can AZ59181 directly replace John Deere OEM hydraulic motors?
Yes. It strictly adheres to the installation standards of OEM parts. Installation flanges, output shaft interfaces, and other specifications match OEM standards, enabling direct replacement without modifications.
How should AZ59181 be maintained during daily use?
Replace hydraulic fluid and clean the filter every six months. Regularly inspect mounting bolts for looseness and ensure pipe joints maintain proper sealing. Clean dust and debris from the motor surface after operation.
What is the approximate service life of the AZ59181?
Under proper usage and regular maintenance, its service life typically aligns with the tractor's standard maintenance cycle, generally providing stable operation for 2–5 years depending on working conditions.
How to resolve low output speed and insufficient torque?
First, inspect all mating surface bolts for leaks and tighten them. If the issue persists, internal components like the plunger or distributor plate may be worn and require inspection or replacement.
How to address oil leakage in AZ59181?
External leaks are often caused by damaged shaft end seals or loose fittings. Replace seals and tighten bolts. Internal leaks typically result from wear between the distributor plate and cylinder end face.

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