Do I need UCA with a 4” lift?

[PB&Ram]

Hello folks. This will be my first time lifting my truck and I need a little guidance. Im planning on going with a Zone 4” lift. Do I need it? I do 80 -90% street driving with the occasional light off road. Thanks

 

[TNRamGuy]

4", yes

 

[ramhouston]

Hello folks. This will be my first time lifting my truck and I need a little guidance. Im planning on going with a Zone 4” lift. Do I need it? I do 80 -90% street driving with the occasional light off road. Thanks

the provided spindles will help reduce factory UCA stress.