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Quote: Originally Posted by billetbirdcage more info here: http://www.4m.net/showthread.php?358200-springs https://www.lefthanderchassis.com/gr...s/2514521l.jpg Isn't this just a progressive rate spring like we use to run on leaf car torque arms?
Quote: Originally Posted by Stede Bonnet Isn't this just a progressive rate spring like we use to run on leaf car torque arms? It is two rates with some transition area. Progressive have different spacing between all coils. Not two distinct regions.
Seems like a 2 step setup would be preferable to this, then you could tune it to your own application.