Rear Wheel Bearing and Seals Kit Arctic Cat 250 2x4 1999-2005 Kit Contains: 1 Bearing 2 Seals. Please note: This kit will repair one front and/or rear wheel. All Bearings feature low-drag double lip rubber seals on both sides. Double sealed bearings outperform metal shielded bearings because they keep out dirt and water. All Seals are double lip and rubber encapsulated with internal stainless garter spring for maximum sealing performance. A FREE helpful installation tip sheet will be included in all wheel and axle kit purchases.