OEM F058423 / PG201567 Hydraulic Pump Replacement for John Deere Forwarder 810D Manufacturer, Exporters

F058423/ PG201567 are interchangeable replacement parts for the same axial piston variable displacement hydraulic pump, serving as the core power component specifically engineered by John Deere for the 810D light-to-medium-duty skidder. Serving as the “power hub” of the machine's hydraulic system, its core function is to deliver stable and precise high-pressure oil to four critical actuators: grapple operation, material conveyance, travel drive, and frame leveling. Its design deeply aligns with the 810D's operational demands in mountainous and hilly forest terrain — Resistant to vibrations on rough terrain, impervious to wood chip and dust ingress, and optimized for intermittent medium-load conditions, it is the factory-specified replacement part ensuring continuous operational efficiency and reliability.

Product Description

Overview

F058423/ PG201567 hydraulic pump replacement features an open-loop swashplate variable displacement structure, integrating dual-regulation modules with hydraulic pilot control and mechanical feedback. It precisely adjusts displacement within 0.3 seconds based on real-time load variations such as timber weight and terrain slope, dynamically matching power output to operational demands to prevent power redundancy or deficiency. The pump's core components utilize a ductile iron housing and nitrided alloy friction pairs, complemented by an IP67-rated dust-proof sealing system. This design effectively resists corrosion from forest humidity and wood dust, ensuring stable operation across a wide temperature range of -20°C to 85°C. Tailored specifically for the 810D model's power output characteristics, this pump features custom displacement parameters of 120 cm³/rev and a flow rate of 200 L/min. Its mounting dimensions, connection interfaces, and control logic are fully compatible with the original pump, enabling “direct installation and use” without requiring pipeline modifications or parameter adjustments.
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Specifications

Part Name Hydraulic Pump Part Number F058423/PG201567
Origin China Quality OEM Standard
Operating Temp -20°C to 85°C Installation Same as OEM product
Pump Type Axial Piston Variable Pump (Open Loop)
Compatible Model John Deere 810D Forwarder

Application Fields:

  • Mountainous and hilly forest operations for multi-slope forest areas.
  • Temperate/Subarctic regions with winter startup reliability down to -20°C.
  • Small-to-Medium Forest Farms for log harvesting and yard material transfer.

Key Features

Factory-Precision Fit Fully compatible with the hydraulic system and power interfaces of 810D forwarders. No modifications to piping or additional adapters required.
Forest-Specific Protection Built-in 5-micron pre-filter and IP67-rated labyrinth seals block moisture, wood chips, and debris, extending service life to over 6,500 hours.
Vibration-Resistant High-strength ductile iron housing withstands 8g vibration impacts. Nitrided alloy cylinders reduce wear rates by 50% in bumpy terrain.
Energy Efficiency Load sensing module automatically reduces displacement by 25% during light loads, cutting power loss by 20% and improving fuel economy.

Compatible Model

  • 810D Forwarder
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Frequently Asked Questions

Is there any difference between F058423 and PG201567?
No difference—they are different part numbers for the same pump. Both have identical performance and dimensions for the 810D model.
Is the 120 cm³/rev displacement sufficient for heavy tasks?
Yes, it is engineered for light-to-medium-duty skidders, providing 310 bar rated pressure to handle 5-8 tons of timber while supporting synchronized grapple operations.
What tools are required for field installation?
You will need a 12.9-grade socket, a torque wrench (±5% accuracy), hydraulic hose quick-disconnect tools, and seal installation pliers.
How should air be purged from the system after replacement?
Loosen the return line, manually rotate the pump shaft 15 turns, then start at idle speed and operate the grapple arm 6 times until noise disappears.
What is the recommended maintenance cycle?
Change hydraulic oil every 3500 hours (3000 in humid areas), replace filters every 300 hours, and inspect seals every 1500 hours.
How can I extend the pump's lifespan in cold weather?
After a cold start, allow the system to idle for 3 minutes before loading to prevent seal contraction and ensure proper lubrication.

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