Are all srt8 rims the same size or are the fronts different from rear?

in europe they are the same i believe... in america they are staggered. 8" in front and 10" in back... im pretty sure

http://www.wkjeeps.com/wk_wheels.htm

SRT 20" x 9.0" (front, 36.2 lbs.) / 20" x 10.0" (rear, 37.6 lbs.)
Forged aluminum wheels, polished face