Direct OEM Genuine
Multi-Model Compatibility
Heavy-Duty Mining Grade
Serial Verification Available
Worldwide Shipping
Title
Caterpillar 421-6440 Rod As | Fits 988K XE, 988K, 988 XE, 988 Excavators
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The Caterpillar 421-6440 Rod As is a precision-engineered OEM replacement component designed for 988K XE, 988K, 988 XE, and 988 excavators operating in Wheel-type Loader and heavy construction environments. Built for structural durability and exact fitment, this rod as supports critical assemblies to ensure reliable performance and reduced downtime.
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Common Applications
This Caterpillar 421-6440 rod as is essential for:
– Professional maintenance of CAT excavators.
– Direct replacement of worn structural and pivot components.
– Heavy-duty Wheel-type Loader and earthmoving operations.
– Maintaining proper alignment in equipment linkage systems.
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Fits The Following Models
– CAT 988K XE Excavator
– CAT 988K Excavator
– CAT 988 XE Excavator
– CAT 988 Excavator
(Verify fitment with your specific serial number.)
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OEM Reference
Part Number: 421-6440
Brand: Caterpillar
Category: Wheel-type Loader
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-988k-xe-rod-as-4216440-caterpillar-421-6440-mining/
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