Bushings ?

[Eduardo Castrejón Elbjorn]

Please help me with this ?

Bushings, what are the best ones ?

Weltmeister Polyeurethane or polycarbonate, I don´t know what materials is the used in this brand.

vulcanized rubbers, is truth that I need to replace the a arm ?

I saw that exist a a cheap and expensive kit in the pelican webpage, what are the diferences ?

I saw 2 kits of $16 2 pieces each and a kit of 4 pieces in $59 ?
why or what is this, I don´t understand, are diferent materials 2 says polycarbonate.

Another option ?

what about sway bar bushings and steering to tie rods bushings ?

let me know
regards

thanks
pelican bushings