Girodisc 2-piece rotors for the Evo X are a direct replacement upgrade for your factory rotors. The front rotors save 8 pounds vs stock and 10 for the rear pair. These are sold as a pair, front or rear.
When you need to replace the rotor rings, they are available separately with new hardware and you can reuse the Girodisc hats.
Vehicle Fitment:
2008-2015 Mitsubishi Evolution X
Weights:
• Single Girodisc Front Rotor: 19.4
• Single OEM Front Rotor: 23.5 pounds
• Single Girodisc Rear Rotor: 13.4
• Single OEM Rear Rotor: 18.6 pounds