Originally Posted by AlanAZ
Why would a shorter bump stop compress more than the stock size? Shorter bump stops provide firmer but progressive stopping than the stock length. They're designed for use with shorter springs, or in my case, a lowering perch, and keep travel within the design specs.
It looks like a lot of people are using the bump stop from an e36 M3 which is about 1/2 inch shorter and looks to be wider. If the compressed size of that bump stop is shorter than the stock bump stop wouldn't that let the suspension travel that much more up into the wheel well?