ABS Tone Ring Included: (Rear Disc Brake Rotors) No. Directional or Non-Directional Brake Surface: (Rear Disc Brake Rotors) Non-Directional. Construction: (Rear Disc Brake Rotors) Full Cast. Conventional Or Drum-In-Hat Type Rotor: (Rear Disc Brake Rotors) Drum-In-Hat.