How "NOT" to caster correct, panhard correct your 80 series with J springs

[OGBeno]

What would a smart shopper expect to pay for 105 sector shaft and pitman arm?

Pitman arm and sector shaft run less than $500.

 

[PALMER96FZJ80]

The drop brackets for the radius arms look decent; no worse than the MAF drop brackets. The panhard drop brackets are also a bad idea because they contribute to bump steer, besides cracking the bracket.

Would this be what they put on a 4 inch Comp OME lift kit?