Here we have a  2005 Polaris Magnum 330 Stock Rear differential , part number is 1341423 , no leaks , came off a running quad     , it works fine, , will fit other years, if you have a different year, let me know and I will see if it fits , I have this in stock, I will ship over sea's, If you have any questions call John at 570 277 4000, Thanks alot