>Incorrect. A coil spring is a torsion bar that has been wound into a >helix, because of that a coil spring is ALWAYS trying to bind as it >compresses and extends, put a damper in the middle of that and you get a >sideload on the piston. Sideload=Bind. I can understand the argument, but doesnt the same apply to a strut? Cheers John Firkins