CATEngine Parts

7n9146 Gear — Cat 143H 14G

This gear is a precision-engineered component essential for transmitting rotational power within the engine or drivetrain, ensuring smooth and efficient operation of connected systems. Manufactured from high-strength steel and heat-treated for maximum durability, it offers superior wear resistance compared to a damaged or worn gear that may exhibit chipped teeth or excessive play. Operators might observe increased gear noise, vibration, or a noticeable loss of power transmission when this gear is failing.

Gear – Part No 7n9146 – 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

dispatch before 3 PM IST.', };

Related CAT Parts

From the same category — may also be needed

1979353
Engine Parts Component
3003086
Engine Parts Component
1275969
Gear-Sun
4W0452
Seal Gp- Crankshaft
199-1149
Bucket Cylinder Seal Kit
121-4311-121-4312
Hydraulic Piston Pump 121 4311

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 TypeGear
MaterialHardened Steel
ApplicationPower transmission (engine/drivetrain)
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The first indication of a failing gear is often an audible change, such as whining, grinding, or clunking noises during operation. If ignored, the damage will progress, potentially leading to increased vibration, reduced power delivery, and eventual tooth breakage. Continued use with a damaged gear risks severe damage to mating components and potential drivetrain seizure.

Installation Tip

Ensure the mating gear and shaft surfaces are clean and free of debris before installation to prevent immediate wear. Avoid forcing the gear onto the shaft; it should fit with appropriate pressure, indicating proper alignment.

Service Note

Inspect the lubrication system for the gear housing and check the condition of any associated bearings and seals for signs of wear or leakage.