I understand welding springs is bad. What about the U-Bolts next to the spring?
Attaching Parts for Springs: Articles, Videos, and More
Bushings, Shackles, Bolts, oh my! Your spring's attaching parts could influence ride quality and height as much as the spring itself. Make sure you get the proper parts for your application by educating yourself with the articles and videos listed here.
Got your own question about attaching parts? Never hesitate to ask us!
Urethane and Rubber in Coil Spring Isolators and Bushings
Which isolator should I use? Is it the same material for the bushings?
U-Joint Problem
Should U-Joints be replaced when installing new springs?
Wheel Hop
What can I do to stop my wheel hop?