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Old 06-19-2015, 10:36 PM   #44
84rzv500r
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Join Date: Oct 2012
Location: Elmira NY/Palm Beach FL
Posts: 69
Re: 1972 GMC C-?? 4x4 pickup with 71 series power

Quote:
Originally Posted by greywuuf View Post
Ok, I forget maybe some are set up softer than others, my truck is a SWB ( like 137") with a GVW of about 32K . it was set up bare rails as a Road tractor and it is STIFF as in I pulled the motor and trans ( BB gas) and set them along with 4 tires and the radiator on the back and got ZERO sag.. I mean still right at the top... I KNOW I am going to have to soften mine a bit
my GVW is only 25K and it a double frame...
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