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Old 04-14-2016, 07:41 PM   #6 (permalink)
Brendan
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Join Date: Apr 2013
Location: Colorado
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No one here will be able to tell you what will feel heavy to you. That is extremely personal. You will have to spend money or bum rides from people to find the optimal size for your car and driving style.

Most people start by going square 275. I have never seen 17's fitted to a 370 so 18 would be the next best bet. If you go 18, the two realistic size options you will have are:
275/40/18 & 275/35/18

The 40 aspect ratio will allow you to maintain factory gearing, however tire options may be limited. It will also be heavier and have a bit more sidewall compliance which is not necessarily a bad thing when you are learning how to drive your car.

The 35 aspect ratio has many more choices for tires. Virtually all the hot extreme summer tires (which are the only group of street worth talking about as far as track driving goes) are available as well as a healthy selection of r compounds. You should only look into a set of r-comps once you have a decent amount of experience driving your car in track conditions.

Last edited by Brendan; 04-14-2016 at 10:03 PM.
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