Air Filter . Replacement for Model: Case C-28883, D66337, 86546598 Clark Equipment: 6518241, IH-385168-R2, IH-385168-R3; Cub Cadet 385168R2 Gravely 10900, 043954, 20057700, 10900 John Deere AM31400, Kohler 235116 Lesco 050036; New Holland 251399, 86546598 Tecumseh 32008; Toro 235116; Wisconsin L0194A. All parts are made to meet or exceed OE specs and quality.Fits models M8, K181LN, and K241 thru K582. For 8 thru 23 HP engines. 4 5 /8 ID x 6 OD x 1 7 /8 HT. Use 7-02276 Pre-Filter.