The John Deere AL39319 is a genuine OEM steering ball joint designed for a wide range of John Deere agricultural and industrial machinery. This critical component ensures precise steering control and reliable operation. It is compatible with numerous John Deere tractor models including the 1020, 1030, 1040, 1120, 1130, 1140, 1630, 1640, 1830, 1840, 2020, 2030, 2040, 2040S, 2120, 2130, 2140, 2250, 2450, 2650, 2850, 3030, 3040, 3050, 3120, 3130, 3140, 3350, 3640, 3650, 820, 830, 840, 920, 930, and 940 series. It also fits 200, 210, 219, 230, 240, 245, 250, 260, 265, 270, 280 loaders, 3200 and 3400 telehandlers, and 9940, 9950 harvesters. This part may supersede or be superseded by other OEM numbers like AL29117 and AL65399, ensuring continued availability and compatibility.