This differential Seal kit works on the following Models:
2007 4X4 Polaris 500 Ranger built before 1/15/07
2007 2X4 Polaris 500 Ranger before 1/15/07
2006 4X4 Polaris 500 Ranger
2006 2X4 Polaris 500 Ranger
2005 4X4 Polaris 500 Ranger
2005 2X4 Polaris 500 Ranger
2005 6X6 Polaris 500 Ranger
2004 4X4 Polaris 500 Ranger