Girodisc Ford S197 Mustang Rear Replacement Rings Diagnostic especially under demanding driving conditions

especially under demanding driving conditions

Any fuel cell using the standard 6x10 bolt pattern with 1/4"-28 threads

while 16-level damping lets you tune comfort or handling to taste

Maximized turbo & engine efficiency

By being placed close to the turbo

Girodisc Ford S197 Mustang Rear Replacement Rings Diagnostic especially under demanding driving conditionsOur 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.