11.5in.. High-quality stainless steel construction with a high carbon content. Provide strong stopping power in all conditions. Quiet, vibration-free operation. Anti-corrosion treatment and high temperature resistance. Low rotor weight. Match Factory rotor dimensions. Rotors install using Factory hardware. Floating rotors feature heat-treated stainless steel center hubs.1999 fits H-D FLHR Road King 1999 fits H-D FLHRCI Road King Classic 1999 fits H-D FLHT Electra Glide Standard 1999 fits H-D FLHTC Electra Glide Classic 1999 fits H-D FLHTCI Electra Glide Classic 1999 fits H-D FLHTCUI Electra Glide Ultra Classic 1999 fits H-D FLSTC Heritage Softail Classic 1999 fits H-D FLSTF Fat Boy 1999 fits H-D FLSTS Heritage Springer 1999 fits H-D FLTR Road Glide 1999 fits H-D FLTRI Road Glide 1999 fits H-D FXD Dyna Super Glide 1999 fits H-D FXDL Dyna Low Rider 1999 fits H-D FXDS-Conv Dyna Convertible 1999 fits H-D FXDWG Dyna Wide Glide 1999 fits H-D FXDX Dyna Super Glide Sport 1999 fits H-D FXST Softail Standard 1999 fits H-D FXSTB Night Train 1999 fits H-D FXSTC Softail Custom 1999 fits H-D FXSTS Springer Softail 1996-1999 fits H-D XL1200C Sportster 1200 Custom 1996-1999 fits H-D XL1200S Sportster 1200 Sport 1999 fits H-D XL883C Sportster 883 Custom 1992-1999 fits H-D XLH1200 1992-1999 fits H-D XLH883 1992-1995 fits H-D XLH883DLX Sportster 883 Deluxe 1992-1999 fits H-D XLH883HUG Sportster 883 Hugger