CATEngine Parts

470-9610 Swing Motor — Cat 307E 307E2

This Swing Motor is a key component of the excavator's upper structure rotation system, providing the hydraulic power to turn the machine's house. It is engineered for high torque output and durability, ensuring smooth and precise movements compared to a worn motor that might exhibit sluggishness or noise. Operators may experience slow or erratic swing movements, a loss of rotation power, or audible grinding sounds during operation when this motor begins to fail.

Swing Motor – Part No 470-9610 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHydraulic Swing Motor
MaterialHardened steel and precision seals
ApplicationExcavator upper structure rotation
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing swing motor include a noticeable decrease in swing speed or a tendency for the machine to drift during rotation. If ignored, the swing function may become intermittent or cease entirely, significantly impacting operational capability. Continued use with a faulty swing motor can lead to damage within the hydraulic system and compromise overall machine control.

Installation Tip

Before installation, ensure the hydraulic system is properly flushed and free of any debris to prevent contamination of the new motor. Avoid over-tightening the mounting bolts, as this can distort the motor housing.

Service Note

Inspect the swing drive gears, hydraulic lines, and filters for any signs of wear or contamination when replacing the swing motor.