Well I guess I am going with 265/60-18
specs:
sidewall: 6.3 in
radius: 15.3 in
diameter: 30.5 in
circumf: 95.9 in

I found some
Kumho Ecsta STX for about $100.00 ea.

the thing is that i am getting them online and I will hate to return them b/c of sizing issues so we'll see.

Wish me luck