Girodisc Porsche 380mm Rear Replacement Rings 2021 or fabrication required

or fabrication required

fully floating assemblies help shed unsprung weight and rotating mass from the rear axle of the vehicle

so we use a high quality stainless steel casting to realize the design

Performance Gains: Achieve an increase of approximately 10 horsepower and 10 Nm of torque

If you aren't sure which rings you need

Girodisc Porsche 380mm Rear Replacement Rings 2021 or fabrication requiredOur replacement rings are sold in pairs and include replacement hardware. The only parts you will reuse are your existing GiroDisc hats. Please note that unless specifically noted, GiroDisc replacement rings are only designed to work with GiroDisc hats. They are not designed to be used with other brands, including hats from cars equipped with 2 piece rotors from the factory.