Quote:
Originally Posted by Bethewaz
Hello,
I was wondering what the difference in the 3 nub vs. 4 nub. I have a qty of 4 of the 3 nub and one 4 nub. Was the 4 nub the spare rim? I also notice the one with 4 nubs has different openings in the rim. All are 16", 6 lug on my 1972 K-10
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3 nub with rectangular vents is '62-'70, 4 nub with trianglur vents is '71 thru mid 80's. Both use the same 10 1/4" 1/2 ton hubcap.