CATEngine Parts

096-2048-0962048 Swing Motor Sun Gear — Cat 3306

This swing motor sun gear is a crucial internal component of the hydraulic swing motor assembly, responsible for transmitting rotational power to the slew ring. Manufactured to exacting standards, it ensures smooth and efficient slewing action, unlike a worn gear with damaged teeth that causes jerky movements. Operators may notice a loss of swing speed, noisy operation, or an inability to hold position when the sun gear fails.

Swing Motor Sun Gear – Part No 096-2048-0962048 – 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 TypeSwing Motor Sun Gear
MaterialHardened steel
ApplicationHydraulic swing motor
Service LifeReplace as part of hydraulic system overhaul or upon failure
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing sun gear is often a degradation in the smoothness and speed of the machine's swing function. As the gear wears, the swing may become jerky, accompanied by audible grinding or clicking noises. If left unaddressed, the gear teeth can strip, leading to a complete loss of slewing capability and potential damage to other swing motor components.

Installation Tip

Thoroughly flush the hydraulic system to remove any metal particles before installing the new sun gear. Ensure the gear is properly seated and aligned with the planetary carrier during assembly to prevent binding.

Service Note

When replacing the swing motor sun gear, inspect the planetary gears, bearings, and swing motor housing for wear or damage.