SA-06HD Rear Sulastic Shackle Kit.
For 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Ford 7.3L 6.0L 6.4L 6.7L Powerstroke, F-350.

An amazing improvement in ride and handling. Easy bolt installation requires no cutting or drilling.

Install Sulastic shackles in place of your existing OEM rear spring shackle for an amazing improvement in ride and handling. Easy bolt installation requires no cutting or drilling.