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Description
31490043 Hydro Pump – Wright Genuine OEM 16 cc 7-Fan PR-2KC Hydraulic Pump
The Wright 31490043 Hydro Pump is a genuine OEM hydraulic pump designed for Wright stand-on and walk-behind mowers. Featuring a 16 cc displacement and 7-fan port (PR-2KC) configuration, this hydraulic pump delivers reliable power transfer and smooth traction performance. It’s built to meet the demanding needs of commercial mowing applications and ensures consistent drive performance under load.
Ideal for replacing worn, leaking, or underperforming hydro pumps, the 31490043 helps restore peak traction and drivetrain response.
Product Details
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Part Number: 31490043
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Brand: Wright
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Part Type: Hydraulic Pump / Hydro Pump
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Displacement: 16 cc
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Port Type: 7-Fan PR-2KC
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Application: Hydrostatic Drive System
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OEM Status: Genuine Wright OEM Replacement Part
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Condition: New
Function
The Wright 31490043 hydro pump is engineered to:
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Provide smooth hydrostatic drive power transfer
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Support reliable traction control for commercial mowing
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Replace worn, leaky, or damaged hydro pumps
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Enhance drivetrain efficiency and responsiveness
Compatibility
Compatible with Wright mowers and hydrostatic drive systems that utilize a 16 cc 7-fan PR-2KC hydraulic pump. Commonly found on:
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Wright stand-on mowers
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Wright walk-behind mowers (select models)
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Hydro-drive platforms requiring a 16 cc displacement and PR-2KC fan port configuration
⚠️ Always verify your model and drive system specifications before ordering to ensure correct fitment.
Installation / Usage
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Safely remove the mower from operation and allow pressure to bleed
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Disconnect hydraulic lines from the old pump
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Remove the faulty hydro pump and install the new 31490043 unit
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Reconnect hydraulic lines and bleed the system according to manufacturer specs
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Check for leaks and proper drivetrain response before use
Maintenance Tips
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Inspect hydraulic components regularly for leaks or wear
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Keep hydraulic fluid at proper levels with recommended oil
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Replace worn seals and hoses to prolong pump life
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Follow manufacturer torque specs during installation
💡 Pro Tip: Hydro pumps are often paired with wheel motors and hoses — if you’re replacing a pump, check related components for wear and consider replacing them at the same time for maximum drivetrain reliability.
