CATUndercarriage

1878979 Gear As — Cat 24M 3406e

This gear assembly is a fundamental component in the power transmission system, designed to transmit torque and change speed between rotating shafts. It is manufactured to meet precise engineering tolerances, ensuring smooth and efficient power transfer unlike worn gears that exhibit chipped teeth and increased backlash. Operators may notice abnormal gear noise, vibration, or a loss of power transmission when a gear assembly begins to fail.

Gear As – Part No 1878979 – CAT Spare Part
Part Specifications
BrandCAT
CategoryUndercarriage
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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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

Part TypeGear Assembly
MaterialHardened Steel
ApplicationPower Transmission System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a failing gear assembly is often an increase in whining or grinding noises during operation. If left unaddressed, this can lead to increased vibration and a noticeable loss of power transfer. Continued use with a damaged gear assembly risks severe damage to connected components and potential drivetrain failure.

Installation Tip

Ensure all mating surfaces and bearing journals are meticulously cleaned and lubricated before installation. Avoid applying excessive force when seating the gear assembly, as this can damage the gear teeth or bearings.

Service Note

Inspect bearings, seals, and lubrication system components when replacing a gear assembly.