I have poly cab mounts and the only thing i can tell you is they look good. I havn't driven it yet but i also changed everything to poly when i got the lift kit which also came with poly bushings and shock mounts. I have several friends that have the poly cab and suspension mounts and love them.
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69 3/4 ton 4x4 gmc with 6" sky jacker soft ride. 350 / th350 / 205
work in progress
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