CATBearing & Bushing

4J2667 Bearing - Needle — Cat 120g 120H

This is a high-precision needle bearing designed to accommodate high radial loads in a compact space within various machine components. Manufactured to meet stringent Caterpillar standards, it provides efficient rotational support and reduced friction, outperforming a worn or damaged bearing. Operators may notice increased noise, vibration, or a loss of smooth operation in the affected system when this needle bearing begins to fail.

Bearing - Needle – Part No 4J2667 – CAT Spare Part
Part Specifications
BrandCAT
CategoryBearing & Bushing
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

Never strike bearings directly — use a bearing press or driver set. Heat housing (not bearing) to ease installation. Replace bearings in sets where applicable. Check housing bore diameter before fitting — out-of-round bores destroy new bearings.

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

Part TypeNeedle Bearing
MaterialHardened Steel Alloy
ApplicationTransmission or Undercarriage Component
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — Aftermarket replacement

Failure Symptoms

Initial symptoms may include a faint whining sound or a slight roughness during component operation. If ignored, the noise will increase, and excessive wear can lead to reduced efficiency and potential damage to the shaft or housing. Continued operation with a failing needle bearing risks damage to associated transmission or undercarriage parts.

Installation Tip

Ensure the bearing bore and the shaft are perfectly clean and free from any burrs or debris before installation. Never use a hammer to drive the needle bearing; use a proper press or driver to ensure it is seated evenly.

Service Note

Inspect the seals associated with this bearing for any signs of leakage or damage, and check the lubrication system for proper function.