Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - 5" square tube frame rails
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Old 01-13-2012, 12:39 PM
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nine4gmc nine4gmc is offline
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i am body dropping a yukon and it is common to use 3"x5", 3/16" box for the rails, this is a large heavy suv though and requires the thicker wall. i would think your 3x5 1/8" could work but lets hear from some car experts.
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