CATUndercarriage

395-4326 Idler — Cat D6T

This idler is a crucial front-facing component of the undercarriage, designed to maintain track tension and guide the track chain. It is precision-engineered with durable materials to withstand constant abrasion and impact, ensuring smooth operation and longevity. Failure symptoms typically include excessive noise, vibration, or a visible flat spot on the idler surface, which can lead to premature wear on the track and other undercarriage parts.

Idler – Part No 395-4326 – 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 TypeFront Idler
MaterialHardened forged steel
ApplicationUndercarriage track tensioning and guidance
Service LifeReplace as needed based on wear and operating conditions
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Excessive noise, such as grinding or squealing, and increased vibration during operation are common initial signs. If left unaddressed, the idler can seize or wear unevenly, leading to accelerated damage to the track chain and rollers. Continued operation with a damaged idler risks track derailment and significant undercarriage component failure.

Installation Tip

Ensure the mounting surfaces are clean and free of debris, and that all fasteners are properly torqued to prevent premature wear or loosening. Do not apply excessive force during installation, as this can damage the idler bearings.

Service Note

Inspect the track chain, front and rear rollers, and the track adjuster assembly for wear and damage when replacing the idler.