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73-87 Chevy _ GMC Trucks => Wheels & Tires => Topic started by: wideboots on March 21, 2006, 03:40:00 pm
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OK, so this is going to be a dumb question from a Chevy Truck owner - what can I say.
I am about to buy a very expensive set of new wheels for my truck. I think the lug nut size is 7/16" but my mind has gone blank. The truck is in the paint shop so it is not available to me right now. The truck is a 78 1/2 ton step side with factory stock disk brakes in front. Better brakes will come later especially on the rear. I know the bolt circle is 5" because I checked that. It is called a 5 on 5 bolt circle I believe. Now please let me know if the stock lug nut size is 7/16 then I can place my order for the wheels. Thanks a bunch guys. Without you I would be in serious trouble with this truck project.
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I believe you have 1/2" lug nuts. 7/16 were used on the 6 lugs I'm pretty sure...
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Out of 1981 Service Manual
K - 7/16" Bolts (6)
C10,P10,G10,G20 - 1/2" Bolts (5)
C20, P20, C30,P30 and K20,G30 Single Wheels 9/16" Bolts 8
Hope this helps as this is a 1981 Manual
81ChevyCheyenne Edited by: 81ChevyCheyenne at: 3/23/06 1:38 pm
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Should be the same, plus I verified the size with the Chevy parts man just in case.
Thanks for the input.