Caterpillar 9M-4879 Main Bearing - 9M4879
Main BearingDirect-fit Main Bearing for Caterpillar demolition machinery — ref. 9M-4879 / 9M4879 — OEM-certified and original replacement components. Delivered worldwide with a full 1-year warranty.
Caterpillar 9M-4879 / 9M4879 Main Bearing delivers OEM and aftermarket correct crankshaft bearing clearance in Caterpillar diesel engines for road machinery. OEM-matched overlay composition and precision wall thickness ensure reliable oil film formation and long bearing service life. Available with a 1-year warranty. Tested against original manufacturer specifications before dispatch.
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