These are wagon wheels off the earlier C5s. The rears are 18x9.5 with 275/40/18 Falken 451s, with ~ 95% tread left. The fronts are 17x8.5 with Kuhmo Ecsta Supra 255//40/17, with ~ 75% tread left. Asking $400+ shipping for all four wheels/tires. Here are some pics:

Wheels on car

Wheels on car 2

Rear wheel/tire - side view

Rear tire - tread view

Front wheel/tire - side view

Front tire - tread view

Angle view

 

^^^^^

 

Those look pretty good on there.....if they were 18x9.5 all around, they would be much better IMO.

 

love ur camaro, free bump