06 Dyna Glide and all 07 & up applications will require the use of gasket MFG PART #s 25416-99-X or C9997F5. Complete matching line. Direct replacement for stock derby covers on Factory primaries. Machined Performance Machine logo. Hardware and gasket included. Made in the USA.2012-2016 fits H-D FLD Switchback 2018 fits H-D FLDE Deluxe 107 2018 fits H-D FLFB Fat Boy 107 2018 fits H-D FLFBS Fat Boy 114 2018 fits H-D FLHC Heritage Classic 107 2018 fits H-D FLHCS Heritage Classic 114 1999-2015 fits H-D FLHR Road King 2007-2013 fits H-D FLHRC Road King Classic 1999-2006 fits H-D FLHRCI Road King Classic 2000-2006 fits H-D FLHRI Road King 2004-2007 fits H-D FLHRS Road King Custom 2004-2006 fits H-D FLHRSI Road King Custom 1999-2009 fits H-D FLHT Electra Glide Standard 1999-2005 fits H-D FLHTC Electra Glide Classic 2007-2013 fits H-D FLHTC Electra Glide Classic 1999-2006 fits H-D FLHTCI Electra Glide Classic 2007-2015 fits H-D FLHTCU Electra Glide Ultra Classic 1999-2006 fits H-D FLHTCUI Electra Glide Ultra Classic 2014-2015 fits H-D FLHTCUTG Tri Glide Ultra 2009-2013 fits H-D FLHTCUTG Tri Glide Ultra Classic 2003-2006 fits H-D FLHTI Electra Glide Standard 2010-2014 fits H-D FLHTK Electra Glide Ultra Limited 2015 fits H-D FLHTK Ultra Limited 2006-2015 fits H-D FLHX Street Glide 2006 fits H-D FLHXI Street Glide 2014-2015 fits H-D FLHXS Street Glide Special 2010-2011 fits H-D FLHXXX Street Glide Trike 2015 fits H-D FLRT Freewheeler 2012-2017 fits H-D FLS Softail Slim 2018 fits H-D FLSL Softail Slim 107 2006 fits H-D FLST Heritage Softail 2000-2017 fits H-D FLSTC Heritage Softail Classic 2001-2006 fits H-D FLSTCI Heritage Softail Classic 2000-2017 fits H-D FLSTF Fat Boy 2010-2016 fits H-D FLSTFB Fat Boy Lo 2001-2006 fits H-D FLSTFI Fat Boy 2006 fits H-D FLSTI Heritage Softail 2005-2017 fits H-D FLSTN Softail De