CATBearing & Bushing

2K4442 Bearing — Cat 988

This is a robust bearing designed to facilitate smooth rotation and support heavy loads within various heavy equipment driveline or undercarriage components. It is manufactured to meet stringent quality standards for durability and performance, ensuring reliable operation unlike a worn bearing which would exhibit excessive play and noise. Operators may observe increased vibration, noise from the affected area, or a noticeable looseness in the component when this bearing begins to fail.

Bearing – Part No 2K4442 – 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 TypeHeavy Duty Bearing
MaterialSteel alloy
ApplicationDriveline, undercarriage, or other rotating assemblies
Service LifeReplace as needed during component service
CompatibilityCAT 941, 951B, 977D, 977H, 977K, 988 equivalent
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing bearing is often an increase in noise, such as humming or grinding, from the affected component. If left unaddressed, this can progress to excessive play, vibration, and potential seizure of the component, leading to drivetrain or undercarriage malfunction. Continued operation risks damage to shafts, housings, and other related parts.

Installation Tip

Ensure the bearing housing and shaft are thoroughly cleaned and free of any old lubricant or debris. Avoid applying excessive force or heat when pressing the bearing into its housing.

Service Note

Inspect the shaft and housing for wear or damage, and check seals for leaks when replacing this type of heavy-duty bearing.