EBC Pro-Lite Rear Brake Rotors are complete bolt-on and go rotor assemblies Made with forged aluminum center hubs, high-friction billet steel rotor rings and sturdy riveted construction Excellent choice when upgrading or replacing OEM brake rotors Sold individually; Note: Image is for reference only; actual product may vary Depending on application. Rotor may be solid mount and not riveted. BMW R1100RT Fits cast wheels with ABS. Rotor does not include ABS ring