CATEngine Parts

1484633 Gear-Planet — Cat 320C 320D

This is a CAT Planet Gear, a crucial component within the planetary gear set of the final drive or transmission system, responsible for transmitting torque and modifying speed. Manufactured to meet stringent CTP aftermarket quality standards, it offers robust durability and precise tooth engagement superior to worn gears. Operators may observe increased noise during operation, a loss of drive power, or shuddering from the drivetrain when this gear begins to fail.

Gear-Planet – Part No 1484633 – 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 TypePlanet Gear
MaterialHardened Steel
ApplicationFinal Drive or Transmission Planetary Gear Set
Service LifeReplace based on wear or 5,000-7,000 hours
CompatibilityCTP aftermarket replacement
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The first indication of a failing planet gear is often an increase in whining or grinding noises coming from the final drive or transmission. As the wear progresses, this can lead to a noticeable loss of power to the tracks or wheels, and the machine may exhibit shuddering under load. Continued operation risks further damage to the entire gear set and potential loss of mobility.

Installation Tip

Ensure all mating surfaces are meticulously cleaned to prevent abrasive wear on the new gear teeth. Double-check the lubrication passages are clear to guarantee adequate oil flow to the gear set.

Service Note

Inspect the sun gear, ring gear, bearings, and seals within the planetary gear set when replacing a planet gear.