The Grand Sport also features upgraded brakes (RPO J56), the same as found on the Z06.
It has 14-inch (355 mm) front rotors with six-piston calipers and 13.4-inch (340 mm) rear rotors with four-piston calipers.

Front replacement pads are part number 19153019 and
rear placement pads are part number 19153020.


Team ZR-1
True Custom Performance Tuning
Teamzr1.com