This differential seal kit works on the following models
2011 - 2012 Arctic Cat Prowler HDX Diff #s 1502-889, 2502-095, 1502-771
2008 - 2009, 2011 - 2012 Arctic Cat Prowler XTX
2014 - 2015 Arctic Cat Prowler HDX 500
2013 - 2014 Arctic Cat Prowler HDX 700