CATEngine Parts

1992157 A Pair Connecting Rod Bearings — Cat 303 304Cr

These connecting rod bearings are precision-engineered components that reduce friction between the connecting rod and the crankshaft in the engine. Manufactured to meet exacting OEM tolerances, they provide a durable bearing surface essential for smooth operation, unlike worn bearings that can cause excessive play and noise. Operators may observe a knocking or rattling sound from the engine, especially under load, and potentially a drop in oil pressure.

A Pair Connecting Rod Bearings – Part No 1992157 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

Related CAT Parts

From the same category — may also be needed

142-1468
Solenoid Valve
388-7285
Fuel Transfer Pump
7e-0726-10r-9753
Turbocharger
9x-3402
Size 16 20 16
5i7523
Engine Parts Component
211-2661
Air Filter

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

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 TypeConnecting Rod Bearing Set
MaterialTri-metal alloy (steel-backed overlay)
ApplicationEngine crankshaft and connecting rod
Service LifeReplace during engine overhaul or if signs of wear appear
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of failing connecting rod bearings is often an audible knocking or tapping sound from the engine, particularly when accelerating. If left unaddressed, the noise will intensify, and the bearing clearance can increase, leading to potential crankshaft damage and reduced engine oil pressure. Continued operation risks significant internal engine damage and costly repairs.

Installation Tip

Ensure the crankshaft journals are perfectly clean and free of any burrs or imperfections before installing the new bearings. Never reuse old bearing shells or mix components from different sets.

Service Note

Inspect the crankshaft journals for scoring or wear, and check the connecting rod for any signs of distortion.