The John Deere KK4519B is a genuine OEM pin designed for the front lever and strap mechanism of 3-point hitch systems. This durable pin ensures secure attachment and reliable operation across a wide range of John Deere agricultural tractors and industrial equipment, including models from the 820 to 3650 series. With a length of 95 mm and a diameter of 19 mm, it provides a precise fit for critical linkage points. This part number supersedes or is equivalent to older part numbers such as AL39169, AL39170, and AL39171.