CATHydraulic Parts

b0240-85058 Travel Motor Assy — Cat 312C 312D

This travel motor assembly is a key component of the undercarriage system, providing the power and control for the machine's movement. Engineered to meet rigorous performance standards, it ensures smooth and precise traction, unlike worn assemblies that suffer from reduced torque and potential leaks. Operators may observe a loss of power when moving, jerky or uneven track speed, or audible grinding noises from the drive system when a travel motor assembly begins to fail.

Travel Motor Assy – Part No b0240-85058 – CAT Spare Part
Part Specifications
BrandCAT
CategoryHydraulic 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

Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.

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

Part TypeTravel Motor Assembly
MaterialHardened steel, cast iron, and seals
ApplicationUndercarriage drive system
Service LifeReplace based on wear, performance, or failure
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of a failing travel motor may include a slight loss of speed when moving uphill or a subtle unevenness in track rotation. If ignored, this can progress to significant power loss, jerky movements, or complete immobility of one or both tracks, potentially causing damage to the drive sprockets and track components. Continued operation risks stranding the equipment and requires extensive repairs to the drive system.

Installation Tip

Ensure the final drive oil is at the correct level and free of contaminants before connecting the new travel motor. Properly align the drive shaft to prevent stress on the splines and bearings.

Service Note

When replacing a travel motor assembly, inspect the final drive gearbox oil for metal particles and check the drive sprocket and track components for wear.