Has anyone else noticed that leaf spring shackle seals don't last very long?
Mine lasted just a few months before splitting open.


I wonder if there's a better type of rubber, or maybe I should trim them thinner so they aren't compressed so much?

This is the part:
[img]https://www.classicparts.com/images/74-092.jpg[/img]


'59 Chevy Suburban, NAPCO