Tune up kit for the Cub Cadet 2176 2185 2186 gt2186 2206 2284 gt2523 gt2544 gt2554 gt2550 gt3100 3184 gt3200 gt3204 3206 3225 3235 gt3235 3240 2084 lt2042 1864 1863 Riding lawn mowers. The kit comes with a new air filter (replaces 47 083 03s and measures 7" outside diameter, and roughly 2 1/2" tall), pre filter, fuel filter, oil filter (made in USA) and 2 Champion RC12YC Spark Plugs.