CATEngine Parts

142-8720 Hydraulic Final Drive Motor — Cat 3034 3024C

This is a CAT Hydraulic Final Drive Motor, which converts hydraulic power into mechanical rotational force to drive the tracks or wheels of the equipment. Built to meet strict OEM quality standards, it provides reliable torque and consistent performance, outperforming worn or damaged motors. Operators might experience a loss of drive power, slow or erratic track/wheel movement, or excessive heat and noise from the drive unit when this motor fails.

Hydraulic Final Drive Motor – Part No 142-8720 – 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 Final Drive Motor
MaterialSteel and Cast Iron
ApplicationTrack or Wheel Drive System
Service LifeReplace based on performance or 3,000-5,000 hours
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing final drive motor will typically manifest as a gradual loss of power to the affected track or wheel, making the machine sluggish. This can progress to erratic movement, inability to climb inclines, and potentially complete loss of drive on one side. Continued operation risks significant damage to the drive train and potential immobilization of the equipment.

Installation Tip

Ensure the hydraulic lines are thoroughly flushed before connecting them to the new motor to prevent internal contamination. Verify that the mounting bolts are correctly torqued to prevent leaks and ensure proper alignment.

Service Note

Inspect the drive shaft, planetary gears, and hydraulic lines for wear or damage when replacing the final drive motor.