Front and rear wheel bearing kit for polaris sportsman includes two front and two rear bearings. Designed to replace worn or damaged bearings with high-performance parts that exceed oem specifications. This kit fits sportsman 400 models from 2005 to 2014, including ho and south edition ho models. Fits sportsman 450 from 2006 and 2007, and 2016 through 2025, including utility, ho, eps, and browning editions. Also fits sportsman 500 models from 2004 to 2013, including efi, touring, and 6x6 trims. Fits sportsman x2 500 from 2006 to 2009 and sportsman 570 from 2013 to 2025, including sp, x2, and touring variants. Fits sportsman 600 and 600 twin from 2003 to 2005, and sportsman 700 models including base, mv7, x2, and twin from 2002 to 2008. Bearings are precision-rated abec 5 and sealed with close contact nbr for durability in mud, water, and off-road conditions. Pre-lubricated with synthetic hd grease. Replaces polaris part numbers 3514635, 3514917, 3514634, 3514342, and 510003.