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The Caterpillar 102-8636 Gear-Drive is a precision-engineered OEM replacement component designed for 3306B, 12H ES, 12H NA, and 12H excavators operating in Engine – Generator Set and heavy construction environments. Built for structural durability and exact fitment, this gear-drive supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 102-8636 gear-drive is essential for:
Professional maintenance of CAT excavators.
Direct replacement of worn structural and pivot components.
Heavy-duty Engine – Generator Set and earthmoving operations.
Maintaining proper alignment in equipment linkage systems.
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Fits The Following Models
CAT 3306B Excavator
CAT 12H ES Excavator
CAT 12H NA Excavator
CAT 12H Excavator
CAT 140G 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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