Girodisc A1-032 Porsche 997/991 350mm Front Rotor Upgrade

The Girodisc system is a direct replacement for the OE disc. No modifications are necessary. The discBy upgrading your brakes with lightweight high performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency. The reduction in rotational and unsprung weight allows for quicker acceleration and suspension response.