CATUndercarriage

178-7293 Track Roller — Cat 349D 325D

This track roller is a fundamental undercarriage component that supports the machine's weight and ensures smooth movement along the ground. Manufactured to meet rigorous OEM specifications, it offers enhanced durability and resistance to wear compared to a damaged roller with a worn bearing or cracked housing. Operators may experience increased vibration, unusual noises, or a rougher ride when this component begins to degrade.

Track Roller – Part No 178-7293 – 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 TypeTrack Roller
MaterialSteel
ApplicationUndercarriage support
Service LifeReplace as part of undercarriage maintenance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A worn track roller may initially produce a humming or grinding noise as the bearing deteriorates. If ignored, the bearing can fail completely, leading to the roller seizing and causing significant damage to the track links and potentially the drive sprocket. This can result in reduced machine mobility and increased risk of track derailment.

Installation Tip

Ensure the mounting surface on the undercarriage frame is clean and free of any obstructions before bolting the new roller. Avoid overtightening the mounting bolts, as this can damage the roller's bearing seals.

Service Note

Inspect the track links, pins, and bushings for excessive wear, and check the track tension and alignment.