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The Caterpillar 279-5557 Cylinder As-Hydraulic is a precision-engineered OEM replacement component designed for 422E, 428E, 428F, and 432E excavators operating in Backhoe Loader and heavy construction environments. Built for structural durability and exact fitment, this cylinder as-hydraulic supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 279-5557 cylinder as-hydraulic is essential for:
– Professional maintenance of CAT excavators.
– Direct replacement of worn structural and pivot components.
– Heavy-duty Backhoe Loader and earthmoving operations.
– Maintaining proper alignment in equipment linkage systems.
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Fits The Following Models
– CAT 422E Excavator
– CAT 428E Excavator
– CAT 428F Excavator
– CAT 432E Excavator
– CAT 434E 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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