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Lug nut size?

muddermilitia

ThatTrazerGuy
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Hey guys, Im looking to order some custom lugnuts for my 1988 R3500 (basically a c30) 1-ton 2wd crewcab truck. My question is, what size are they? I think they are 9/16" but can anyone verify that for me? Thanks
 
They are 9/16"-18 but you'll need to know what style of lugnut is required for the wheels you are installing.
 
My bad. I was thinking 1/2 by 20 because I was using that size today for my master cylinder. Got confused with 9/16 18. I think I deserve half credit.:wink1:
 

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