BAD BOY 063-8019-00, FERRIS 5022892X1, FERRIS 841237, GRAVELY 21537000, KAWASAKI 11013-7020, KOHLER 25 083 01, 25 083 01-S Replacement Air Filter ID: 2 1/2 " OD: 4 1/8 " Height: 10 3/4 "