John Deere Hydraulic Pump | AT197383, AT180926, AT172603, AT191574 | OEM Piston Pump

Model Number

AT, AT197383, AT180926, AT172603, AT191574

Product Description

John Deere Series High-Pressure Axial Piston Pump

Product Overview: This series of high-pressure axial piston pumps provides premium OEM-grade replacement solutions specifically engineered for John Deere heavy equipment. Covering critical power components for graders and loaders, these units—including part numbers AT197383, AT180926, AT172603, and AT191574—serve as the “power heart” of the machine’s hydraulic system. They deliver precise pressure and flow for blade control, steering, and travel systems. Featuring reinforced rotating groups, they maintain exceptional volumetric efficiency under extreme heavy-duty loads, high-dust environments, and temperature fluctuations.

Key Technical Advantages:

  • Precision Load-Sensing Integration: Deeply optimized for John Deere hydraulic logic to ensure real-time synchronization between valve commands and pump output, eliminating operational lag and enhancing grading precision.

  • Heavy-Duty Construction: Built with high-strength cast iron housings and specialized hardened piston groups to significantly enhance resistance to shock loads in harsh job site conditions.

  • Extended Service Life: Equipped with heavy-duty roller bearings designed to withstand high-vibration environments, effectively extending maintenance intervals and reducing downtime.

  • 100% Drop-in Replacement: Manufactured to strict John Deere factory specifications for mounting interfaces, spline shafts, and porting, ensuring a seamless installation process without modification.

  • Superior Fuel Efficiency: Optimized internal fluid paths reduce resistance and improve mechanical efficiency, contributing to lower overall machine fuel consumption and reduced heat generation.

Detailed Models & Parameters:

  • Core Part Numbers: AT197383, AT180926, AT172603, AT191574.

  • Compatible Equipment: John Deere Graders (G-Series), Excavators, and Wheel Loaders.

  • Operating Pressure: Rated at 280-350 Bar (depending on machine configuration).

  • System Application: Main Hydraulic System, Steering Power, Cooling Fan Drive, and Auxiliary units.

Company Profile

We adhere to international quality management standards and provide a 1-year warranty including maintenance and replacement. We have established long-term strategic cooperation with many well-known brands and continuously launch new products to meet market development. Flexible payment terms are supported, including USD settlement, Alipay, Western Union and T/T.
 
Relying on our standardized production base and professional foreign trade team, we provide competitive factory direct prices, efficient logistics channels and punctual delivery. FJZY Hydraulic is devoted to being your trustworthy long-term partner in hydraulic and agricultural machinery fields.
23
25
28
30

Our Advantages

Fast & Reliable Delivery

We optimize global logistics channels to ensure every customer receives their goods on time, anywhere in the world.

Extensive Partnerships

We collaborate with numerous factories, offering a wide range of product selections and providing you with instant quote responses

Strict Quality Assurance

Quality first is our principle. We provide a one-year warranty service, ensuring you receive top-tier quality products with confidence.

Competitive Pricing

Through efficient production and close cooperation, we offer highly competitive prices, guaranteeing a cost-effective experience for you.
Shoot Us An Email

Reply within 24 hours!

Scroll to Top
Shoot Us An Email

Reply within 24 hours!