All Balls Rear Independent Suspension Bushing Kit ARCTIC CAT 650 H1 4X4 2005-2007The bushings are case hardened and plated to prevent corrosion for a long life. 52100 bearing steel hardened and precision polished. Spherical bearings are precision polished with Teflon liners. Type TC double lip seal. All parts needed to rebuild one side of an ATV UTV rear independent suspension (upper and lower A arms and knuckles). Manufacturer: All Balls Racing Brand: ALL BALLS RACING Manufacturer Reference: ALBLS 12375