Transmission Filter / Grasshopper 100850Pack Size:1Ferris 5021068X1, Gehl 78853, Grasshopper 100850, Hitachi 4265247, Hustler 768341, John Deere 4S00203, John Deere 4616542, Snapper 7042715, Snapper 7042715YP, Vermeer 116050003, Wright Mfg. 34490002Baldwin BF954, Champ Labs LFF4295, J. Thomas 120471, Landscaper Express 3449, Napa 1785, Napa 3386, NHC 264-8175, Wix 33386GEHL SL-3610 and SL-3615; Grasshopper 700 series Gemini Transmission and 618; Hitachi CH40-2, EX50 and UE50; Hustler Z, Mini Z and Hydro walk behind; John Deere 80C; Wright Mfg. Stander, Sentar and Mid Mount ZThread: 3/4 "-16, OD: 3 ", Height: 3 1/2 ", Micron: 13, Made By: An OEM supplier, Shorter version of OEM