CATUndercarriage

309-7679 Track Roller — Cat D10T

This track roller is a key component of the undercarriage system, designed to support the machine's weight and facilitate smooth track movement. It is built to meet rigorous quality specifications, offering superior durability over worn rollers that exhibit flat spots or audible bearing failure. Operators might notice excessive machine shaking, a distinct grinding sound, or accelerated track wear when this roller is compromised.

Track Roller – Part No 309-7679 – 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
MaterialHardened Steel
ApplicationUndercarriage
Service LifeReplace as needed based on wear inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing track roller is often increased vibration and audible noise from the undercarriage. Without timely replacement, the internal bearing can fail, leading to the roller seizing or becoming loose, which can cause significant damage to the track chain and other undercarriage parts. Continued operation risks accelerated wear on the entire undercarriage system.

Installation Tip

Ensure the mounting surface on the tractor frame is perfectly clean and flat to guarantee proper seating and prevent leaks. Avoid hammering the roller into place; it should slide on with moderate pressure.

Service Note

When replacing track rollers, it is advisable to inspect the track chain, drive sprocket, and front idler for signs of wear or damage.