Direct OEM Genuine
Multi-Model Compatibility
Heavy-Duty Mining Grade
Serial Verification Available
Worldwide Shipping
Title
Caterpillar 186-4439 Gear-Planetary | Fits 735, D400, D25C, D350C Excavators
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The Caterpillar 186-4439 Gear-Planetary is a precision-engineered OEM replacement component designed for 735, D400, D25C, D350C excavators operating in Articulated Dump Truck and heavy construction environments. Built for structural durability and exact fitment, this gear-planetary supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 186-4439 gear-planetary is essential for:
Professional maintenance of CAT excavators.
Direct replacement of worn structural and pivot components.
Heavy-duty Articulated Dump Truck and earthmoving operations.
Maintaining proper alignment in equipment linkage systems.
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Fits The Following Models
CAT 735 Excavator
CAT D400 Excavator
CAT D25C Excavator
CAT D350C Excavator
CAT D350E II Excavator
(Verify fitment with your specific serial number.)
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OEM Reference
Part Number: 186-4439
Brand: Caterpillar
Category: Articulated Dump Truck
Machine Type: Hydraulic Excavator
Condition: OEM / Genuine-Style Replacement
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Product Details and Availability
In Stock (if confirmed).
Global Shipping Available.
Serial Number Verification Support.
Request Fast Quote for Current Market Pricing.
Access full technical specifications and availability here:
https://allparts.expert/parts/mining/cat-735-gear-planetary-1864439-caterpillar-186-4439-mining/
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