Caterpillar 4J-6789 Shaft - 4J6789
ShaftCaterpillar spare part 4J-6789 / 4J6789 Shaft — original and OEM-specification service components for demolition equipment. Worldwide supply. 1-year warranty included.
Caterpillar 4J-6789 / 4J6789 Shaft delivers OEM and aftermarket correct torque transmission in Caterpillar equipment assemblies for mining machinery. OEM-matched spline geometry and journal surface finish maintain correct component interfaces under sustained operational loads. Available with a 1-year warranty. Supplied with full documentation for traceability and identification.
Caterpillar