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Old 08-13-2020, 02:34 PM
69gtocv 69gtocv is offline
Ultimate Warrior
 
Join Date: Jun 2003
Location: NW Montana, USA
Posts: 1,519
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Quote:
Originally Posted by scott70 View Post
Since the back really isnt a issue,,,would a 245 60 15 on a ralley 15x8 rim with a 4.5" backset rub anywheres on the front of my 70 GTO?

Im actually thinking now using a 15x8 rim, 255 60 15 tire on the back and a 245 60 15 tire on the front with either a 15x7 or 15x8 rim.
I'm running 18's on my 72, but bear with me. I have 245/45/18's at 26.7" tall on 18x8" wide rims with 4.5" backspacing in front. So whether you're comparing 15"s or 18"s, the overall diameter of the tire is the same and the backspacing of the rims are the same as what you're considering. With that said, I get a slight rub on the passengers side at full turn when I have a passenger with me. It's hitting the bolt on the top that attaches the fender to inner fender. I have 1" lowered coils in front from Coil Spring Specialties, so if I had stock height coils, I bet I wouldn't have the rub. So I think you'd probably be fine with 15x8's/245/60/15's in front if you're at stock coil height.

I'm running 275's on 18x9.5"s in back with no issues