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The Caterpillar 1W-4640 Seat-Spring is a precision-engineered OEM replacement component designed for PR-1000C, PR-1000, PR-450, PR-750B excavators operating in Cold Planer and heavy construction environments. Built for structural durability and exact fitment, this seat-spring supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 1W-4640 seat-spring is essential for:
Professional maintenance of CAT excavators.
Direct replacement of worn structural and pivot components.
Heavy-duty Cold Planer and earthmoving operations.
Maintaining proper alignment in equipment linkage systems.
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Fits The Following Models
CAT PR-1000C Excavator
CAT PR-1000 Excavator
CAT PR-450 Excavator
CAT PR-750B Excavator
CAT PM-565 Excavator
(Verify fitment with your specific serial number.)
Product Details and Availability
In Stock (if confirmed).
Global Shipping Available.
Serial Number Verification Support.
Request Fast Quote for Current Market Pricing.