The John Deere AXE70444 is a genuine OEM coupling designed for various John Deere agricultural machinery. This essential component ensures reliable power transmission and connection within compatible models, including S-Series combines (S650, S660, S670, S680, S690, S760, S770, S780, S785, S790), CP690 cotton pickers, 8000/9000 series forage harvesters (8100, 8200, 8300, 8400, 8500, 8600, 8700, 8800, 9500, 9600, 9700, 9800, 9900), and W235/W260 windrowers. Manufactured to John Deere's specifications, it measures approximately 95 mm in length, 51 mm in width, and 51 mm in height, with a weight of about 0.05 kg.