DescriptionThe Kawasaki 15F Piston Kit comes with our piston, complete set of steel rings, cir-clips, and piston pin – everything you need for swapping out a piston in your engine. Standard SizeOEM #13001-3737To Suit2004 STX-15F 2010 Ultra LX 2011 STX-15F2014 Ultra LX 2006 STX-15F 2008 STX-15F2016 STX-15F 2017 Ultra LX 2020 Ultra LX2020 SX-R2019 Ultra LX 2019 STX-15F 2016 Ultra LX 2007 STX-15F 2007 Ultra LX 2018 Ultra LX 2017 SX-R2017 STX-15F2019 SX-R 2018 STX-15F2018 SX-R2015 Ultra LX 2013 STX-15F 2008 Ultra LX2009 STX 2020 STX 1602020 STX 160LX2020 STX 160X 2012 Ultra LX 2014 STX-15F 2009 STX-15F 2012 STX-15F 2009 Ultra LX 2005 STX-15F 2013 Ultra LX 2015 STX-15F 2011 Ultra LX 2010 STX 2010 STX-15F