Going a different route.
(2) 18x11 with 9" backspacing.
Wrapped in Toyo R888. 295/30/18. I'd say 65-70% tread. Easily another season or two left.
CR price is $900 cash only. Already have another set of wheels so I don't need any trades.
These are on my 2004 Z06.
Album of recent pics: http://imgur.com/a/XpVrf
http://i294.photobucket.com/albums/mm112/LSxChevelle/00y0y_lO3btabCgJn_600x450_zpsc13a4d33.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/20131222_050418_zpscejcmvfa.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131231_163746_zpszkwp3euz.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131231_132537_zpsp91awjjl.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131226_092746_zps8s4pzxh4.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131226_092515_zpsv6h5vzyo.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131226_092524_zpsslfpxdwe.jpg
http://i294.photobucket.com/albums/mm112/LSxChevelle/Parts/20131228_095202_zps0gbaijfb.jpg