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Old 02-01-2018, 03:26 PM   #1
Droff
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Aluminum Wheels

I bought my '68 with the aluminum wheels in the pic and was told they were Duramax wheels. No reason for me to doubt it but I don't know much about Duramax wheels. I need some lug nuts and not sure on size, the ones I have now are a bit sketchy as far as fit goes but they've held the wheels on.

Any info on what year these wheels are or would that matter? I'd prefer lug nuts a little less large/long and have a few websites to shop at but I don't want to order something that won't fit correctly.

Also, I have a Dana rear with the stock drums, I 'think' the threads are 9/16"-18 but not positive. I have rotors from an '86 3/4 ton on the front now, what would be their size? The lug nuts I currently have will not thread onto the bolts.

Thanks.
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Old 02-01-2018, 04:02 PM   #2
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Re: Aluminum Wheels

The make what is called a "conversion lug". Had to buy some to put a set of these on my son's 86 C20.

Look on eBay.
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Old 02-01-2018, 04:14 PM   #3
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Re: Aluminum Wheels

I have those wheels. I bought lugs to fit my studs on the '68 and still hold the center cap. Then I up graded to later model '85 front disc brakes and bought a set to fit that. Then I up graded the rear end to a 2002 14 bolt. Had to buy metric. Ended up with three sets of lugs.
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Old 02-01-2018, 04:41 PM   #4
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Re: Aluminum Wheels

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Originally Posted by Barnfind46 View Post
I have those wheels. I bought lugs to fit my studs on the '68 and still hold the center cap. Then I up graded to later model '85 front disc brakes and bought a set to fit that. Then I up graded the rear end to a 2002 14 bolt. Had to buy metric. Ended up with three sets of lugs.
So do you know the size you bought that also held the center cap? I'm leaning toward a center cap as well, which I don't currently have.

I'll look into a 'conversion lug' mentioned.

Thanks.
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Old 02-01-2018, 05:08 PM   #5
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Re: Aluminum Wheels

86 rotors will have 9/16x18. Usually 68 model has 1/2x20 studs.
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Old 02-01-2018, 05:30 PM   #6
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Re: Aluminum Wheels

Those are the exact stock wheels that are on my '06 Silverado K2500 HD. It's also not a Duramax truck.

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Old 02-01-2018, 05:53 PM   #7
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Re: Aluminum Wheels

Quote:
Originally Posted by LONGHORN1962 View Post
86 rotors will have 9/16x18. Usually 68 model has 1/2x20 studs.
Thanks for that. Now to go find some caps and nuts.

So maybe not Duramax wheels?
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Old 02-01-2018, 10:30 PM   #8
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Re: Aluminum Wheels

The Duramax is a diesel engine option. Wheels don't come with an engine option, they come with a trim package or an option themselves. Those are '99 till recent GM 2500/3500 wheels. They came on OBS trucks as well. My friend had a 2000 K2500 6.5TD that came with them.
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Old 02-02-2018, 08:08 AM   #9
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Re: Aluminum Wheels

Quote:
Originally Posted by special-K View Post
The Duramax is a diesel engine option. Wheels don't come with an engine option, they come with a trim package or an option themselves. Those are '99 till recent GM 2500/3500 wheels. They came on OBS trucks as well. My friend had a 2000 K2500 6.5TD that came with them.
This is exactly correct.

RPO PY0.

(I have two sets for my '04 ).

K
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Old 02-02-2018, 09:17 AM   #10
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Re: Aluminum Wheels

Any suggestions on a lug nut style to use with a center cap?
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Old 02-02-2018, 11:43 AM   #11
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Re: Aluminum Wheels

XOXO

https://www.ebay.com/itm/32-LUG-NUTS...VWD11e&vxp=mtr

https://www.ebay.com/itm/20-LUG-NUTS...tWD~Gz&vxp=mtr
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