Originally Posted by jonfoc

Depends in what context we are talking. Basically helpers help fill the droop gap and assister springs help the main rate spring. The problem with fitting the softest helpers is that a main rate spring has a mass. If the helper is too weak it cannot react fast enough to fill the droop void, so dislocation still occurs. Too heavy and it won't compress. Best thing to do is measure the droop gap then return damper to manufacturer and have an internal droop stop fitted