2P8119 Bearing Cone Fits Caterpillar ModelsOne New Aftermarket Replacement Bearing Cone for Caterpillar (Cat) Equipment This tapered roller bearing cone (inner ring assembly) carries an internal diameter of 45. 62mm and is designed to handle combined radial and thrust loads in heavy duty Caterpillar equipment applications. Bearing cones of this type are used throughout Cat machines in wheel ends, transmissions, differentials, final drives, and other drivetrain assemblies where tapered roller