CATUndercarriage

B320X86X53 259, 259D3 — Cat 259 259D3

This is a track roller for the undercarriage system, designed to support the machine's weight and facilitate smooth track movement. Manufactured to meet rigorous quality standards, it provides reliable performance and durability, unlike a worn roller that may show signs of pitting or bearing failure. Operators might experience increased vibration, unusual noises from the undercarriage, or accelerated track wear when a roller is compromised.

259, 259D3 – Part No B320X86X53 – 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
MaterialForged Steel
ApplicationUndercarriage
Service LifeReplace when worn or damaged
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

An initial symptom of a failing track roller is often an increase in noise or vibration emanating from the undercarriage. If the issue progresses, the roller may seize or develop flat spots, leading to uneven track wear and potentially causing the track to derail. Continued operation with damaged rollers can accelerate wear on other undercarriage components, increasing overall repair costs.

Installation Tip

Thoroughly clean the mounting surface and the shaft area before installing the new track roller to ensure a proper fit. Avoid overtightening the mounting bolts, as this can strip the threads or damage the roller housing.

Service Note

Inspect the track chain, idlers, and sprockets for wear or damage when replacing track rollers.