Extra plate kits include a 15% stronger diaphragm spring for increased surface area and greater torque capacity.

This Part Fits:

Year Make Model Submodel 1980-1984 Harley-Davidson FLHS Electra Glide Sport Base 1983-1984 Harley-Davidson FLHTC Electra Glide Classic Base 1971-1978 Harley-Davidson FX Super Glide Base 1980-1982 Harley-Davidson FXB Sturgis Base 1983 Harley-Davidson FXDG Disc Glide Base 1974-1984 Harley-Davidson FXE Super Glide Base 1979-1984 Harley-Davidson FXEF Fat Bob Base 1982-1984 Harley-Davidson FXR Super Glide II Base 1984 Harley-Davidson FXRDG Disc Glide Base 1982-1984 Harley-Davidson FXRS Low Glide Base 1983-1984 Harley-Davidson FXRT Sport Glide Base 1977-1982 Harley-Davidson FXS Low Rider Base 1983-1984 Harley-Davidson FXSB Low Rider – Belt Base 1984 Harley-Davidson FXST Softail Standard Base 1980-1984 Harley-Davidson FXWG Wide Glide Base