John Deere AT432422 Original Hydraulic Piston Pump for Motor Grader 672G, 670G, 870G, 770G, 872G, 772G

Original John Deere AT432422 Hydraulic Piston Pump

The Original John Deere  AT432422 Hydraulic Piston Pump converts engine mechanical energy into high-pressure hydraulic flow. This heavy-duty axial piston pump is specifically configured with an Auxiliary Mount to support secondary hydraulic systems, powering core heavy machinery functions like blade control and steering mechanics. 

Key Features & Benefits

• OEM Quality Assurance: Built strictly to John Deere engineering specifications to ensure complete compatibility and peak operational efficiency.

• Advanced Axial Piston Design: Utilizes Danfoss Series 45 variable displacement engineering to optimize fluid dynamics and reduce power loss.

• Maximum Durability: Constructed with heavy-duty, wear-resistant internal components to withstand high pressure, extreme temperature fluctuations, and continuous duty cycles.

• Plug-and-Play Installation: Exact physical and mounting dimensions prevent alignment errors during replacement, reducing equipment downtime.

• Technical Specifications

  • Pump Type: Variable Displacement Axial Piston Pump (Open Circuit)

  • Maximum Pressure Rating: Up to 310 bar / 4,495 psi continuous

  • Maximum Rated Speed: 3,600 rpm

  • Product Dimensions: Approx. 15.8 in x 13.8 in x 11.5 in (401 mm x 350 mm x 292 mm)

  • Net Weight: Approx. 81.0 lbs / 36.7 kg

• Unit Length: 15.6 inches

• Unit Width: 13.5 inches

• Unit Height: 12.5 inches 

 Compatible Equipment Models

This main hydraulic pump delivers direct-fit, bolt-on OEM configuration for the following John Deere Motor Graders: 

672G, 670G, 870G, 770G, 872G, 772G