CATBearing & Bushing

8J4382 Suspension Gp-Rear — Cat 789

This rear suspension group is a complex assembly responsible for absorbing shock and maintaining tire contact with the ground, crucial for ride comfort and traction. Built to meet rigorous OEM specifications, it offers superior resilience and load distribution compared to a worn or damaged suspension component. Operators may notice a rougher ride, instability during operation, or excessive bouncing if this suspension group begins to fail.

Suspension Gp-Rear – Part No 8J4382 – 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 TypeSuspension Group - Rear
MaterialSteel, Rubber
ApplicationRear Suspension System
Service LifeReplace as needed based on inspection and performance
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing rear suspension group may initially manifest as a noticeably harsher ride or increased vibration felt by the operator. If ignored, the problem can lead to compromised handling, uneven tire wear, and potential damage to other chassis components due to excessive shock. Continued operation risks reduced operator comfort and potential loss of control on uneven terrain.

Installation Tip

Ensure all mounting hardware is properly aligned and torqued to specification during installation to prevent premature wear or component failure. Do not reuse old fasteners unless explicitly permitted by the service manual.

Service Note

Inspect shock absorbers, trailing arms, and mounting points for wear or damage when replacing the rear suspension group.