John Deere Hydraulic Pump | AT197383, AT172603, AT428960 | Piston Pump for Excavator & Loader

John Deere Hydraulic Main Piston Pump – AT Series OEM Replacement

Product Overview: This series of hydraulic main pumps is specifically engineered for John Deere heavy construction machinery. It covers key OEM replacement numbers including AT197383, AT172603, AT353937, and AT428960. These pumps are widely utilized in John Deere Backhoe Loaders (310/410/710 series), Crawler Excavators (200/240 series), and wheel loaders. Known for their superior volumetric efficiency and durability in harsh operational environments, they ensure stable and precise hydraulic flow for digging, lifting, and travel functions.

Key Technical Advantages:

• OEM Compatibility (AT Standard): Strictly manufactured to John Deere Original Equipment specifications. These pumps guarantee a perfect fit in terms of mounting dimensions, spline counts, and port layouts, ensuring a seamless “plug-and-play” installation.

• High-Response Load Sensing Control: Integrated with advanced regulator systems that adjust flow output instantaneously based on load demand, significantly boosting cycle speeds while minimizing fuel consumption.

• Heavy-Duty Architecture: Featuring reinforced rotating groups and wear-resistant valve plates, these pumps are built to withstand the high-frequency shock loads typical in construction sites, extending service intervals.

• Precise Part Number Matching: Including critical numbers like AT197383, AT172603, AT353937, AT398801, and AT428960. This precision ensures accurate procurement for maintenance and minimizes costly machine downtime.

Detailed Models & Parameters:

• Application Range: John Deere Backhoe Loaders (310G/J/K, 410G/J/K), Excavators (200CLC, 240DLC), and more.

• Core Part Numbers (Part No.):

  • AT197383, AT172603

  • AT353937, AT398801

  • AT428960

• Key Specs: Rated for operating pressures up to 35 MPa (350 Bar), featuring excellent self-priming capabilities and low-noise operation.