The best value rotor kit for G6 ZL1,
Front CCM and rear light weight two piece rotor bundle is up for order.
This rotor kit is designed and made for fitting OE calipers (both front and rear), with 100% bolt on installation.
Front CCM discs are same as Z/28, so after your purchase of RB CCB rotor kit future disc replacement will be easy and low cost.
Significant weight reduction:
Front axle: 31.6 lbs
Rear axle: 11.6 lbs*
4 corners: 43.2 lbs
Leamtime: 2 wks
http://www.racingbrake.com/RB-394mm-...gm-cirk-01.htm
*RB light weight iron rotors weight almost the same as Z/28 rear CCB.