Coupler / Scag 481581Pack Size:1Ariens 04901200, Ariens 049012, Ariens 08880500, Bobcat 2308135, Cub Cadet 00030353, Encore 363366, Exmark 1-324340, Exmark 1-323501, Exmark 323501, Exmark 323680, Ferris 22248, Kees 102164, Lesco 030353, Scag 481581, Snapper 3036301, Toro 98-0789, Toro 1-323680, Toro 323501, Toro 323680, Wright Mfg. 39490003J. Thomas JT-696, Landscaper Pro 261299, Mow More MP9579, Rotary 9579, Sunbelt B1CO171Exmark 5-speed transmissions with 9 spline outputshaft; Scag 5-speed transmissions with 9 spline outputshaftID: 5/8 " SPLINED, OD: 1 3/16 ", Height: 2 ", 9 tooth spline, Includes grease zerk