Caterpillar 4N-6373 Main Bearing - 4N6373
Main BearingCaterpillar Main Bearing (4N-6373 / 4N6373) stocked — original and OEM-grade replacement components for demolition machinery. Delivered worldwide with a full 1-year warranty.
Caterpillar 4N-6373 / 4N6373 Main Bearing is an OEM and aftermarket main bearing set for Caterpillar diesel engines in road machinery. Manufactured to OEM overlay alloy composition and wall thickness for correct crankshaft journal clearance and reliable hydrodynamic lubrication under continuous operation. Ships with a 1-year warranty. Precision-manufactured for direct fitment with no modification required.
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