CATTransmission Parts

205-0470 Travel Gearbox With Motor — Cat Excavator 305Sr

This Travel Gearbox with Motor is a complete drive unit responsible for powering the movement of the excavator's tracks. It combines a reduction gearbox with an integrated hydraulic motor, engineered to meet OEM specifications for reliable traction and precise control. Operators may notice slow or erratic track movement, a loss of power on inclines, or unusual noises from the drive system if this unit is failing. A worn gearbox may exhibit internal leaks or damaged gear teeth, while a failing motor could show reduced torque or erratic speed.

Travel Gearbox With Motor – Part No 205-0470 – 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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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
MaterialSteel Alloy and Cast Iron
ApplicationExcavator Track Drive System
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of failure may include sluggish track response, a grinding noise when moving, or the machine struggling to climb inclines. If left unaddressed, this can lead to a complete loss of track drive on one or both sides, significantly hindering mobility. Continued operation risks damage to the track system and final drive components.

Installation Tip

Ensure the drive sprocket splines are clean and lubricated before installing the gearbox. Do not operate the machine until the hydraulic system has been properly bled of air.

Service Note

Inspect the hydraulic drive motor, track chains, sprockets, and idler bearings for wear or damage when replacing the travel gearbox.