CATEngine Parts

148-4705 Gear Ring — Cat 320C

This is a gear ring designed for the engine's flywheel or torque converter housing, essential for transmitting power from the engine to the drivetrain. Manufactured to meet OEM quality standards, it offers superior wear resistance and precise tooth engagement compared to a worn or damaged ring. Operators might experience difficulties engaging gears, a rattling noise during engine operation, or a loss of power transmission when this gear ring fails.

Gear Ring – Part No 148-4705 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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

Part TypeFlywheel Gear Ring
MaterialHardened Steel
ApplicationEngine Power Transmission
Service LifeReplace based on inspection for wear or damage
CompatibilityCAT 3066 Engine
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early indications of a failing gear ring may include a grinding noise during engine cranking or a slight hesitation when engaging the transmission. If left unaddressed, this can lead to intermittent power loss, difficulty in starting the engine, or damage to the starter motor and transmission components.

Installation Tip

Ensure the flywheel surface is perfectly clean and free of oil or grease before installing the new gear ring. Do not use excessive force to seat the ring; it should fit snugly without deformation.

Service Note

Inspect the starter motor drive gear and the flywheel housing for any signs of damage or excessive wear.