The Case-IH 87554604 is a genuine OEM connecting rod bearing set, specifically designed as an undersize component for engine repair and maintenance. This critical engine part ensures proper crankshaft and connecting rod function, reducing friction and wear. It is manufactured to Case-IH's rigorous standards, guaranteeing durability and precise fitment for compatible agricultural and construction machinery. This undersize bearing set is essential for engine rebuilds where crankshaft journals have been machined.