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The Caterpillar 7G-3457 Gear is a precision-engineered OEM replacement component designed for D400D, D400, D40D, D44B excavators operating in Articulated Dump Truck and heavy construction environments. Built for structural durability and exact fitment, this gear supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 7G-3457 gear 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 D400D Excavator
CAT D400 Excavator
CAT D40D Excavator
CAT D44B Excavator
CAT D350E II 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.