CAT 3306 3406 Diesel Engine Governor Motor 4W-5123 4W5123 Excavator Replacement Part

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

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.