Russell Rear Brake Rotor 92-99 Hd R47005 Available in standard design that deliver optimum braking efficiency with maximum heat dissipation Manufactured from SVS420JZ, a highly rust-resistant stainless steel material compatible with all types of disc brake pads (including sintered pads) High-frequency induction hardening, O.D. trueing and tempering prior to final surface grinding Computer-controlled process guarantees quality control and precise dimensions Replaces H-D #41789-92, 44136-92