Best Seller | STENS 100107 Air Filter, 1 3/4 In. Air Filter, For Use With Gravely For 18 thru 20 HP engines Kohler KT17, KT19, KT21 square style, CH11-CH15 and M18-M20; for 18 thru 20 HP engines; 12U791, Application Kohler/47 083 01-s, Diameter OD 7 In. ID 5-1/2 In., Size H 1-3/4 In. ... more STENS 100107 Air Filter, 1 3/4 In. Air Filter, For Use With Gravely For 18 thru 20 HP engines Kohler KT17, KT19, KT21 square style, CH11-CH15 and M18-M20; for 18 thru 20 HP engines; 12U791, Application Kohler/47 083 01-s, Diameter OD 7 In. ID 5-1/2 In., Size H 1-3/4 In. | | $12.39 $10.55 go to store |