Thanks for the linkbrillomaster said:This site may help:
http://www.bmwstylewheels.com/
find the wheels you have on the zed, this'll tell you their exact dimensions and offsets. then compare to the E90 wheels you plan on swapping on.
slightly unrelated, but style 107 Z4 wheels are exactly the same specs as style 72 MV1s off an E46, which is good as they're my track wheels![]()