CATTransmission Parts

372-5993 Travel Gearbox With Motor — Cat Excavator 300 9D

This travel gearbox with motor assembly is a complete unit designed to provide the necessary power and control for the excavator's track movement. It is built to CAT's high standards for durability and performance in demanding environments. Operators may observe a loss of track drive power, inability to turn, or excessive noise from the drive motor when this assembly is malfunctioning. The "300 9D" designation suggests a specific series or model range for compatibility.

Travel Gearbox With Motor – Part No 372-5993 – CAT Spare Part
Part Specifications
BrandCAT
CategoryTransmission 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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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Drain and replace transmission fluid when servicing internal components. Use correct ATF specification. Pre-fill torque converters with fluid before installation. Allow 10 minutes for fluid to settle before checking level.

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

Part TypeTravel Gearbox with Motor
MaterialCast Iron and Steel
ApplicationTrack Drive System
Service LifeReplace based on performance and inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing travel gearbox with motor may initially cause one track to perform differently than the other, or a general sluggishness in track movement. If left unaddressed, this can lead to the inability to propel the machine, significantly impacting operational capability.

Installation Tip

Ensure the mounting surfaces are clean and free of debris to achieve a proper seal and prevent leaks. Double-check that the hydraulic lines are correctly routed and securely connected to avoid kinking or damage.

Service Note

Inspect the drive sprocket and track chain for wear and proper tension when replacing the travel gearbox and motor assembly.