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Old 01-23-2015, 05:24 PM   #1
rs74
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What size tire on a 7" rim.

I have a set of 7" & 8" rallies and soon to be two short beds. I want to save the 8" for the one that I am rebuilding. The shorty that I am getting needs a set of rallies back on it and if I can't find a decent set of 8's then the 7's will go on. My question is that I was thinking about either running 275/60's all the way around or maybe 245 on the front and 275 on the rear. Will a 275 go on a 7" rim? I really like the fat tire look on the rallies. Right now the truck is stock height. At most if I decide to lower it would be a 2/4 drop.
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Old 01-23-2015, 06:29 PM   #2
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Re: What size tire on a 7" rim.

Wide tires on narrow rims wears out the center of the tread. If you can't live with that then I think 245/60 is as wide as I would go. I actually did that with no problems so maybe a 255 would live on a 7 incher.
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Old 01-23-2015, 06:41 PM   #3
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Re: What size tire on a 7" rim.

I ran 225 70 15 and 275 60 15 on a set of 7" rally's, combo looked good together put over 40,000 miles on it before I sold truck.tires wore fine.
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Old 01-23-2015, 06:59 PM   #4
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Re: What size tire on a 7" rim.

I run a 235/70-15 on a 7" wheel, it's 28" tall
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Old 01-23-2015, 07:05 PM   #5
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Re: What size tire on a 7" rim.

Thanks guys for the replies so far. I will have to look at a couple of pics of your trucks to see how they look. I came across Melks truck here on the forum. He is running 8" on a 2.5/4 drop with 275/60's and I like that look. I may have to see about finding another set of 8's. Keeping all options open right now. Here is Melks truck.
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Old 01-23-2015, 07:05 PM   #6
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Re: What size tire on a 7" rim.

245/60/15 would be good but is a lil shorter than a 275/60/15 I would go with a 235/70/15 if ur only gona lower it 2/4
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Old 01-23-2015, 07:05 PM   #7
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Re: What size tire on a 7" rim.

I had also had the thought of doing the 245/60's on the 7 inchers too.
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Old 01-23-2015, 07:09 PM   #8
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Re: What size tire on a 7" rim.

5/6 drop with 15x8 on 255/60/15 up front and 15x10 with 275/60/15 rear
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Old 01-23-2015, 08:16 PM   #9
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Re: What size tire on a 7" rim.

here's 295/50's on 15x8 ralleys. It would be similar look for 275/60's on 15x7.
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Old 01-24-2015, 05:15 PM   #10
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Re: What size tire on a 7" rim.

I think the 454 SS that Chevy made in the early 90's came with 15x7's and 275/60/15's from the factory.
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Old 01-24-2015, 06:39 PM   #11
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Re: What size tire on a 7" rim.

No those are 15x8s not 15x7s
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Old 01-24-2015, 06:58 PM   #12
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Re: What size tire on a 7" rim.

Put the eights on the rears and the sevens on the fronts, then you don't have to find another set. Fat and skinnies.
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Old 01-24-2015, 07:31 PM   #13
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Re: What size tire on a 7" rim.

I will see what kind of deal I can get on a set of tires and go from there. I might just put these wheels on it for the time being. 295/50/15's
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Old 01-25-2015, 02:30 AM   #14
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Re: What size tire on a 7" rim.

Quote:
Originally Posted by bbbc10 View Post
No those are 15x8s not 15x7s
No, they're 7s.
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Old 01-25-2015, 03:41 AM   #15
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Re: What size tire on a 7" rim.

brakenit is correct, 275/60/15 on factory 15X7 wheels. Have them on my 1990 454 SS. I used to think they were 8 inch rims also until I bought this truck and found out not so.
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