Usually the stock spring pin is long enough to go through the wedge
into the axle perch. If it's not make a longer spring clamp bolt to do
that, because there's absolutely no way you could clamp it with the U
bolts to keep from sliding:
http://www.jagsthatrun.com/Pages/Par...ng-blocks.html
God Bless America, Bill O|||||||O
http://www.billhughes.com/

ufatbastehd wrote:
>
> WHen I did my 2.5 RE lift on my YJ I added shims to the rear. The shims
> had holes in them.
> When you add shims do you need to use longer leaf centering pins so the
> pins go through the shim and into the spring plate?
>
> I going higher soon and want to insure I install the new springs and
> shims correctly.