Those springs help to stabilize a loaded truck as much as anything else.

If the truck is never loaded they may never be used, but as you load the truck, those so called 'over-load springs' add roll stiffness thus improving handling. Without them the truck could be scary going around corners.


1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble...