The Case-IH 84989413 is a genuine OEM knee joint, also referred to as a steering ball joint or rotule de direction, specifically designed for a wide range of Case-IH agricultural tractors and machinery. This essential component plays a crucial role in the steering linkage, providing smooth and accurate steering control. Manufactured to stringent original equipment specifications, the 84989413 knee joint ensures optimal fit, reliable performance, and long-lasting durability in demanding operational environments. It is a direct replacement part, guaranteeing compatibility and maintaining the integrity of the machine's steering system.