CATBearing & Bushing

8s6511 Bearing — Cat 120g 12g

This bearing serves as a vital component for supporting rotational movement and reducing friction within the drive axles, transmissions, or steering systems of motor graders and similar heavy equipment. It is manufactured to meet high-quality standards, providing robust performance and extended service life over a worn bearing that may exhibit signs of brinelling, spalling, or excessive play. Operators may observe symptoms such as increased noise, vibration, or a decrease in steering or drive efficiency when this bearing begins to fail.

Bearing – Part No 8s6511 – 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.

WhatsApp for Price & Availability☎ Call Mumbai Office

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

patch before 3 PM IST.', };

Related CAT Parts

From the same category — may also be needed

8N7923- 030
Bearing
9U3664
Slip Joint Gp
5M0578
Bearing-Needle
2F5884
Roller Assem
1P5411
Bearing
8R3939
Collet

Browse all CAT Bearing Bushing →

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 TypeBearing
MaterialHardened Steel
ApplicationDrive Axle / Transmission / Steering
Service LifeReplace based on inspection or failure symptoms
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing bearing may initially produce a subtle humming or growling sound that becomes louder with increased speed or load. If left unaddressed, this can lead to significant vibration, potential binding of the component, and a gradual loss of power or control. The primary risk is damage to the shaft and surrounding drivetrain components, leading to costly repairs and extended downtime.

Installation Tip

Ensure the bearing housing and shaft are meticulously cleaned and free of any contaminants before installation. Avoid using excessive force or an impact driver when seating the bearing, as this can damage the internal components.

Service Note

Inspect the drive shaft, axle housing, and associated seals for any signs of wear or damage.