Put an end to premature ball joint failure by upgrading from the O.E.M. aluminum joint to a heavy-duty steel joint. QuadBoss Ball Joint Kits are also a great replacement for applications that would normally require you to buy an expensive A-arm or steering knuckle.

This Part Fits:

Year Make Model Submodel 1994-1995 Polaris 300 2×4 Base 1994-1995 Polaris 300 4×4 Base 1994-1995 Polaris 400L 2×4 Base 1994 Polaris 400L 4×4 Base 2017-2019 Polaris ACE 500 Base 2016 Polaris ACE 900 SP Base 1989-1992 Polaris Big Boss 250 4×6 Base 1991-1993 Polaris Big Boss 250 6×6 Base 1994 Polaris Big Boss 300 6×6 Base 1994-1997 Polaris Big Boss 400L 6×6 Base 1998-1999 Polaris Big Boss 500 6×6 Base 1999-2001 Polaris Diesel (455cc) Base 2000-2002 Polaris Magnum 325 2×4 Base 2000-2002 Polaris Magnum 325 4×4 Base 2003-2005 Polaris Magnum 330 2×4 Base 2003-2005 Polaris Magnum 330 4×4 Base 1995-1998 Polaris Magnum 425 2×4 Base 1995-1998 Polaris Magnum 425 4×4 Base 1996-1997 Polaris Magnum 425 6×6 Base 2002 Polaris Magnum 500 2×4 Base 1999-2003 Polaris Magnum 500 4×4 Base 2005-2009 Polaris Ranger 2×4 500 Base 2010-2014 Polaris Ranger 4×4 400 Base 2006-2008,2011 Polaris Ranger 4×4 500 EFI Base 2011-2013 Polaris Ranger 500 Crew Base 2012-2013 Polaris Ranger 500 EFI Base 2015-2020 Polaris Ranger 570 Base 2014-2015 Polaris Ranger 570 Crew Base 2015-2019 Polaris Ranger 570 EPS Base 2016-2020 Polaris Ranger 570 Full-Size Base 2002-2004 Polaris Ranger 6×6 500 Base 2006-2009 Polaris Ranger 6×6 700 EFI Base 2013-2014 Polaris Ranger 800 EFI Mid-Size Base 2008-2009 Polaris Ranger Crew 700 Base 2010-2020 Polaris Ranger EV Base 2012 Polaris Ranger EV LSV Base 2000-2002 Polaris Scrambler 400 2×4 Base 1995-2002 Polaris Scrambler 400 4×4 Base 2001-2002 Polaris Scrambler 500 2×4 Base 1997-2012 Polaris Scrambler 500 4×4 Base 1994-1999 Polaris Sport 400L Base 1999-2000 Polaris Sportsman 335 Base 2001-2005 Polaris Sportsman 400 Base 1994-1996 Polaris Sportsman 400 4×4 Base 2011-2014 Polaris Sportsman 400 HO Base 2006-2007 Polaris Sportsman 450 Base 2016-2020 Polaris Sportsman 450 HO Base 2000-2008 Polaris Sportsman 500 6×6 Base 2006-2009 Polaris Sportsman 500 EFI Base 2001-2006,2008-2013 Polaris Sportsman 500 HO Base 2001 Polaris Sportsman 500 HO DUSE Base 1999-2000 Polaris Sportsman 500 RSE Base 2019-2020 Polaris Sportsman 570 6×6 Base 2014-2015 Polaris Sportsman 570 EPS Base 2003-2005 Polaris Sportsman 600 Base 2002-2006 Polaris Sportsman 700 Base 2008 Polaris Sportsman 700 EFI X2 Base 2005-2014 Polaris Sportsman 800 EFI Base 2009-2011 Polaris Sportsman 800 EFI 6×6 Big Boss Base 2008-2009 Polaris Sportsman 800 EFI HO Base 2007-2009 Polaris Sportsman 800 EFI X2 Base 2014 Polaris Sportsman Forest 570 Base 2005 Polaris Sportsman MV7 Base 1990-2006 Polaris Trail Blazer 250 Base 2008-2013 Polaris Trail Blazer 330 Base 2003 Polaris Trail Blazer 400 Base 1991-1999 Polaris Trail Boss 250 Base 2000-2002 Polaris Trail Boss 325 Base 2003-2013 Polaris Trail Boss 330 Base 1990-1992 Polaris Trail Boss 350L 2×4 Base 1990-1992 Polaris Trail Boss 350L 4×4 Base 1999 Polaris Worker 335 Base 1999,2001 Polaris Worker 500 Base 2000-2002 Polaris Xpedition 325 Base 2000-2002 Polaris Xpedition 425 Base 2000-2002 Polaris Xplorer 250 4×4 Base 1996-1999 Polaris Xplorer 300 4×4 Base 2002 Polaris Xplorer 400L Base 1997 Polaris Xplorer 500 4×4 Base 1996-1999 Polaris Xpress 300 Base 1996-1997 Polaris Xpress 400L Base