CATBearing & Bushing

8g4189 Blade Gp-Leveling — Cat 527 65C

This is a leveling blade group, a critical component of the machine's earthmoving system that controls the angle and pitch of the blade for precise grading. It ensures smooth operation and proper material displacement, unlike a worn assembly which may exhibit play and imprecise control. Operators may notice the blade becoming difficult to position accurately or holding its set angle inconsistently.

Blade Gp-Leveling – Part No 8g4189 – 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

M IST.', };

Related CAT Parts

From the same category — may also be needed

1252562
Bearing
1W1664
Bearing
1b3990
7L3283
3537415
Main Bearing Set
4H0019
Race & Roller As
6Y6134
Bearing

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 TypeLeveling Blade Group
MaterialHardened steel, bronze bushings
ApplicationBlade control system
Service LifeReplace as needed based on wear
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of wear may include increased play in the blade's movement and difficulty maintaining a set position. If ignored, the blade may become unresponsive to controls, leading to inconsistent grading quality. Continued operation with a worn leveling group can result in uneven surfaces and reduced work efficiency.

Installation Tip

Ensure all pivot points are thoroughly cleaned and lubricated before installation to prevent premature wear. Avoid overtightening fasteners, as this can bind the linkage and impede smooth operation.

Service Note

Inspect hydraulic lines and cylinders connected to the blade control system for leaks or damage during replacement.