My springs don't bind, about 3 years ago I pulled them both apart,
drilled a hole on the end of each leaf and re-assemble each pack
with plastic discs at the end of every leaf.
Cool!
I almost did the same thing but opted for grease zerks at the last minute.
Good or bad or indifferent... LOL
http://www.panix.com/~alvinj/file12/zerks.jpg
Alvin in AZ