– This is a front rotor 11 1/2″ diameter and is polished stainless steel for Harley Davidson 1984 & up, also Touring models 2000-07 only – Surface induction hardened with a 12-14% chrome content for better wear characteristics and heat treated to relieve stress – Replaces 11 1/2″ rotors, can be used on hubs that measure 2″ or …