The 133700431009 is a genuine OEM steering ball joint designed for Case IH JX series tractors, including models JX55, JX60, JX65, JX70, JX75, JX80, JX85, JX90, JX95, JX1060C, JX1070C, JX1075C, JX1080U, JX1085C, JX1090U, JX1095C, and JX1100U. It is also compatible with various New Holland TD and TL series tractors, such as TD5010, TD5020, TD5030, TD5040, TD5050, TD55D, TD60D, TD65D, TD70D, TD75D, TD80D, TD85D, TD90D, TD95D, TL100, TL100A, TL70, TL70A, TL80, TL80A, TL90, TL90A, and Fiat L series models L60, L65, L75, L85, L95. This essential component ensures precise steering control and durability for agricultural machinery.