Wheel offset

[roost]

What is a good backspacing/offset to get so that the wheels stick out farther than the stock wheels do?

Thinking about getting 16x7 with 4"bs, is this good?

She wants it to look like this
http://pg.photos.yahoo.com/ph/rm125ranger/detail?.dir=9354re2&.dnm=4babre2.jpg&.src=ph

 

[roost]

Nevermind, PMd a member and found out that I need 16x7 with a 4"bs....