The Case-IH 253931A1 is a genuine OEM connecting rod bearing shell designed for a wide range of Case-IH agricultural and industrial machinery. This precision-engineered bearing shell ensures optimal performance and durability for critical engine components. It features an inner diameter of 63.49 mm, an outer diameter of 67.46 mm, and a width of 23.88 mm. It is compatible with numerous Case-IH combine models including the 1420, 1640, 2188, and 2388 series, as well as windrowers like the 8820 and 8870, and industrial equipment such as the 450C and 850G.