The Case IH E135924 is a genuine OEM pin, confirmed to be no longer available (NLA) and superseded by the updated part number 135924A1. This essential component is designed for a wide range of Case IH and Steiger tractors, ensuring proper connection and functionality. Compatible models include the 5100, 5200, MX, 7100, 7200, 8900, 9100, 9200, and 9300 series, providing reliable performance for agricultural and heavy-duty applications.