wheel question.. why is width and diameter in inches but

[tihol tiholov]

> Maybe the explanation lies in these facts:
>
> 1- Offset exists only on wheels that are NOT zero-offset (where the
bolting
> flange is in the center of the tread)
> 2- All RWDs (American cars until 1980) usually use zero-offset wheels
> 3- FWD cars are an European invention (since the 30s with Citroen)
> 4- FWD cars need positive offset wheels so the load on the wheel
bearings is
> in the center of the tire tread and the CV joint is not too far
inboard.

This maybe so.  Still inteersting that Porsche has some of the largest
ET in the business @ 50+

TT