Designed to fit under the stock primary cover Progressively increases pressure as RPMs increase Provides smoother shifting and more progressive engagement CNC machined billet aluminum pressure plate and steel hub Perfect for stock to large displacement, high HP/TQ motors Reduced lever effort No modifications required. - Harley-Davidson Switchback FLD (2016, 2012, 2013, 2015, 2014); Harley-Davidson Fat Bob FXDF (2015, 2011, 2012, 2013, 2017, 2016, 2014); Harley-Davidson Wide Glide EFI FXDWGI (2014, 2013, 2011, 2012, 2017, 2016, 2015); Harley-Davidson Tri Glide Ultra Classic FLHTCUTG (2012, 2011, 2013); Harley-Davidson Super Glide Custom EFI FXDCI (2012, 2011, 2013, 2014); Harley-Davidson Street Glide EFI FLHX (2012, 2013, 2017, 2011); Harley-Davidson Blackline FXS (2011, 2012, 2013); Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI (2011, 2017, 2012, 2013); Harley-Davidson Softail Fat Boy EFI FLSTFI (2013, 2017, 2016, 2014, 2015, 2012, 2011); Harley-Davidson Softail Deluxe EFI FLSTNI (2012, 2014, 2011, 2016, 2017, 2013, 2015); Harley-Davidson Softail Slim FLS (2017, 2015, 2012, 2016, 2013, 2014); Harley-Davidson Street Glide Special FLHXS (2017); Harley-Davidson Electra Glide Police FLHTPI (2011, 2012, 2013, 2017); Harley-Davidson Road King Classic FLHRC (2013, 2012, 2011); Harley-Davidson Road Glide Special FLTRXS (2017); Harley-Davidson Low Rider EFI FXDL (2014, 2016, 2015, 2017); Harley-Davidson Street Bob FXDB (2015, 2011, 2016, 2014, 2013, 2012, 2017); Harley-Davidson Road King EFI FLHR (2013, 2011, 2017, 2012); Harley-Davidson Road Glide Custom FLTRX (2013, 2011, 2012, 2017); Harley-Davidson Fat Boy Lo FLSTFB (2013, 2016, 2015, 2014, 2011, 2012); Harley-Davidson CVO Road Glide Custom FLTRXSE2 (2013); Harley-Davidson Softail Heritage Classic EFI FLSTCI (2016, 2015, 2011, 2012, 2017, 2013, 2014); Harley-Davidson Breakout FXSB (2014, 2013, 2016, 2015, 2017); Harley-Davidson Electra Glide Classic EFI FLHTCI (2012, 2011, 2013); Harley-Davidson Softail Cross Bones FLSTSB (2011); Harley-Davidson Electra Glide Ultra Classic Low FLHTCUL (2016); Harley-Davidson Street Glide Trike FLHXXX (2011); Harley-Davidson CVO Road Glide Custom FLTRXSE (2012); Harley-Davidson Road Glide Ultra FLTRU (2016, 2012, 2017, 2011, 2013); Harley-Davidson Electra Glide Ultra Limited FLHTK (2011, 2012, 2013, 2017); Harley-Davidson Road King Classic EFI FLHRC (2012, 2013, 2011); Harley-Davidson Softail Rocker C FXCWC (2011); Harley-Davidson Electra Glide Ultra Limited Low FLHTKL (2017); Harley-Davidson Road King Special FLHRXS (2017); Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE (2017)