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The Caterpillar 157-5075 Gear-Planetary 21T is a precision-engineered OEM replacement component designed for PM-201, PM-465, PM-565B, and 3508B excavators operating in Cold Planer and heavy construction environments. Built for structural durability and exact fitment, this gear-planetary 21T supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 157-5075 gear-planetary 21T 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 PM-201 Excavator
– CAT PM-465 Excavator
– CAT PM-565B Excavator
– CAT 3508B Excavator
– CAT 583T Excavator
(Verify fitment with your specific serial number.)
Product Details and Availability
In Stock (if confirmed).
Global Shipping Available.
Serial Number Verification Support.
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