This differential seal kit works on the following models
2002-2003 Arctic Cat 250 ALL
2002-2003 Arctic Cat 300 ALL
2002 Arctic Cat 375 ALL
2002-2004 Arctic Cat 400 MANUAL/AUTOMATIC FIS
2002-2003 Arctic Cat 500 TBX / TRV AUTOMATIC
2012-2017 Arctic Cat 1000 Wildcat