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Genuine replacement governor motor for CAT 3306 & 3406 diesel engines | Excavator Engine Parts
Product Overview The CAT 4W-5123 (also referenced as 4W5123) governor motor is a genuine OEM-grade replacement engineered for CAT 3306 and CAT 3406 diesel engine platforms. It delivers precise engine speed regulation, ensuring stable idle performance, smooth load response and reliable throttle control in demanding excavator and heavy-equipment operating conditions.
Key Features
Direct replacement fitment with OE cross reference 4W-5123 / 4W5123
Precise engine speed control for stable idling and consistent load response
Engineered specifically for CAT 3306 and CAT 3406 diesel engine series
Robust construction built for heavy-duty excavator and construction applications
Factory-tested before shipment to ensure consistent performance
Easy bolt-on installation with no modification required
Technical Specifications
Part Number
4W-5123 / 4W5123
Part Name
Governor Motor
Brand
CAT
Applicable Engines
CAT 3306, CAT 3406
Application
Excavator Engine Parts
Product Type
Genuine OEM Replacement
Installation
Direct Bolt-On Replacement
Applications
CAT 3306 diesel engine series
CAT 3406 diesel engine series
Excavators and heavy construction machinery
Wheel loaders, dozers and other earthmoving equipment powered by 3306 / 3406 engines
Quality Assurance
Every governor motor undergoes strict factory inspection and performance testing under ISO 9001:2015 certified production processes, ensuring each unit delivers reliable, long-service performance in the field.
Packaging & Shipping Export-grade corrugated carton with anti-static foam protection. Mixed orders are consolidated with careful labeling. Please contact us for detailed shipping options and lead time.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Distributor/Wholesaler
Year Established:
2019-07-01
Employee Number:
80~100
Ecer Certification:
Verified Supplier
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