UF51610 PTO Drive Hub---20 Spline--Replaces E1NNN777AB

Replaces number E1NNN777AB, 83936827, C5NNN777A, E1NNN777AA, E2NNN777AA

Fits: 5000, 5100, 5200, 7000, 7100, 7200, 5600, 6600, 7600, 6700, 7700, 5610, 6610, 7610, 7710, 5640, 6640, 7740, 7840, 8240, 8340, 9000, 9200, 8600, 9600, 8700, 9700