CATEngine Parts

1912675 Gear-Planet — Cat 320C 320D

This is a planet gear, a crucial component within a planetary gear set used in transmissions and final drives to transmit torque and modify speed. It is precision-machined from hardened steel to withstand high loads and wear, ensuring smooth power transfer unlike a worn or chipped gear that causes grinding noises and inefficient operation. A failing planet gear will typically manifest as increased noise during operation, vibration, and a noticeable loss of power or inability to move.

Gear-Planet – Part No 1912675 – 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
ApplicationPlanetary gear set (transmission/final drive)
Service LifeReplace as needed based on wear/damage
CompatibilityCTP aftermarket replacement
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The first indication of a failing planet gear is usually an increase in whining or grinding noises from the transmission or final drive. If ignored, the gear teeth can wear down or break, leading to severe vibration and a significant loss of power or complete inability to drive. The consequence is extensive damage to the entire gear set and potential drivetrain failure.

Installation Tip

Ensure all mating surfaces and gear teeth are thoroughly cleaned and lubricated with the correct gear oil before assembly. Proper alignment of the gear set is critical to prevent premature wear.

Service Note

When replacing a planet gear, inspect the sun gear, ring gear, and bearings within the planetary set for signs of wear or damage.