Little ball on side of top control arms

[2020ramwv]

I’m new to the ram family. Bought a new 2020 big horn night edition. I’m curious as to what the little ball linkage is on the front side of the upper control arm.

 

[Rob5589]

Links for air suspension

 

[2020ramwv]

Thanks. Anything else you can inform me on on this suspension. ?