Looking @ TireRack for a 275/40-17 tire, Kuhmo has both the 700 and the 710. The 710 looks more like a Victoracer than the Ecsta 700.

Avon = $203 avail immediately
Hoosier R3S03 = $246 low stock
Hoosier R3S04 = $236 special order
Ecsta 710 = $191 avail 8/8

Tim