This new wheel bearing & seal kit will fit front left or right on the following Polaris ATVs * 1994-1995 300 2x4, 1993 350L 2x4, 1994-1995 400L 2x4, 1988-1992 Big Boss 250, 1990-2004 Trail Blazer 250, 2003 Trail Blazer 400, 1988-1999 Trail Boss 250, 2000-2002 Trail Boss 325, 2003-2004 Trail Boss 330, 1990-1992 Trail Boss 350L, 2000-2002 Magnum 325 2x4, 2003-2005 Magnum 330 2x4, 1995-1998 Magnum 425 2x4, 2002 Magnum 500 2x4 HDS, 2000-2002 Scrambler 400/500 2x4, 1994-1999 Sport 400, 1996-1999 Xpress 300, 1996-1997 Xpress 400L * High speed bearings manufactured for long life * Double lip seal made to keep grease in and dirt out * Kit contains 2 bearings, 2 o-rings, and 1 seal (enough for 1 wheel) * Replaces OEM # 5410470, 3513519, 3610020, 3514527.