Sure it will ride higher...but it will also ride stiffer.  And if this is
not how you pre-laod the spring, then how do you?  And why isn't the
compressed spring stiffer?
steve

Dr. Rainer Woitok wrote:

> Hi all,
>
> On Mon, 1998-06-29 23:12:10 -0700, Steven X. Schwenk wrote:
>
> > ...
> >                                                              (1) does
> > inserting a donut compress/shorten the spring?
>
> Definitely  NO!   Provided the length of    the spring under  the normal
> weight of the van isn't constrained by the shock (which it shouldn't be)
> the length  of the  spring  depends ONLY on  its  material, its geometry
> (unloaded) and the weight to  which it is exposed.   Thus, if the  lower
> end of  the spring  is  two inches higher  due to  the doughnut and  the
> weight is the same, the upper end will be two inches  higher, too.  This
> means the van will ride two inches higher.
>
> Sincerely
>  Rainer
>
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