Originally Posted by nicosuave
If you get vibes after doing lets say a 4" lift is that bad? Or is it just that it annoys everyone so much that they decide to get a sye? Will it hurt anything by not getting a sye?
Vibrations will shorten the life of the u-joints in the driveshaft. By how much depends on lots of stuff - how bad the vibrations are, the age of the u-joints, tire size, etc. It could be a very minimal lifespan change for the u-joints, or they could fail within a few thousand miles (and if it happens on the freeway, it's quite the experience!