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Old 05-23-2012, 05:08 PM   #34
Padre
Only drives on Sundays
 
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Drives: '16 2SS A8 NPP MRC NGray
Join Date: Feb 2011
Location: Dalton, GA
Posts: 2,500
Quote:
Originally Posted by FNBADAZ06 View Post
Just curious....have you tried a 17" wheel/drag radial setup ?
The 26" tire setup will shorten up the rear gear a bit, so as long as you hook I can't see where that wouldn't help the 60' a bit, correct ?
17" drag radials can weight 5+ pounds less than 18 or larger tires.

While the weight transfer/bias is different from a Camaro to a Corvette, along with the power delivery , I would think the same general principles apply......Limit rotational weight to maximize acceleration.
I did run 26" 17's with 275 MT's for years on my GTO and cut 1.500 all-motor.

With the SS, 26" tires would have me shifting into 5th gear at the traps. I have an A6 with 3.45 gears from an M6 Camaro - stock A6's have 3.27 gears.

The gearing advantage you may gain with smaller tires are more than made up for by the 6L80E's 4.03/2.36/1.53/1.15/0.85/0.67 gears.

In my opinion, the 4.03 is great for tall tires, which allow you to keep the top end performance.

As I said, we have one member here who has 26" tires, specifically for that reason. It's an interesting theory, but we haven't seen any definitive results.

Also, it's harder to find lightweight, inexpensive 17's that fit without modifying the brakes. 18" TSW's are the wheel of choice because they are meet all three requirements: lightweight, cheap, fit without modification. And my 1.535 tells the only story that matters to me.

IOW, I don't want to be shelling out $3k for wheels alone.

Padre
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