A2-272 GIRODISC PORSCHE 992 GT3, GT4 RS REAR ROTORS 911 (992.1) GT3 4.0L D47 J Hook Left Hand

D47 J Hook Left Hand Iron Racing Brake Disc

68 oz (20 ml) Product Box Height 1

5 in (267 mm) Outside Width 8

2017 Porsche 911 Carrera 4 & Targa 4 Iron disc

A2-272 GIRODISC PORSCHE 992 GT3, GT4 RS REAR ROTORS 911 (992.1) GT3 4.0L D47 J Hook Left HandThe Girodisc system is a direct replacement for the OE disc on the 992 GT3 with OEM iron rotors. No modifications are necessary, and it allows the use of unmodified factory pads. The disc will bolt directly to the car and work with factory calipers. The central hat section of our rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The disc is made from our own proprietary cast iron, poured in the USA and machined from