CATBearing & Bushing

8g4022 Bearing — Cat D9T

This bearing is designed to support heavy loads and facilitate smooth rotation within the power train or undercarriage of construction equipment. Manufactured to precise tolerances and material specifications, it provides reliable performance and longevity, unlike a worn bearing which may exhibit surface imperfections like pitting or discoloration. Operators may notice increased friction, unusual noises, or a decrease in the responsiveness of the affected system when this bearing begins to fail.

Bearing – Part No 8g4022 – 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 TypeBearing
MaterialHardened Steel
ApplicationPower Train/Undercarriage
Service LifeReplace as needed based on wear inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of a failing bearing include subtle humming or grinding sounds that intensify with speed or load. If ignored, the bearing can seize or break apart, causing significant resistance, potential shaft damage, and loss of function in the affected system. This can lead to unexpected operational interruptions and costly repairs.

Installation Tip

Ensure the bearing seat in the housing and on the shaft are perfectly clean and free of burrs before pressing the new bearing. Press the bearing only on its outer or inner race, never on the rolling elements, to prevent damage.

Service Note

Check the condition of the shaft and the bearing housing for any signs of wear, scoring, or deformation that could affect the new bearing's performance.