front suspension

Good morning. I had a leveling kit installed and now, when I go over a bump it makes a loud banging noise. I think the problem is how they installed the parts circled in blue. Thoughts?

1500 Limited. At about 15000 miles I noticed wear on left front outside tire (cupping). I have had the alignment checked 3 times and rotated the tires. Same wear continues. I am thinking it must be wearing while vehicle is moving as alignment and tire pressures are perfect. The vehicle does have...