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JeremyD JeremyD is online now
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Join Date: Jun 2001
Location: St. Pete, FL
Posts: 15,070
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Quote:
Originally Posted by Ferrino View Post
Thanks for those pics Jeremy. According to my calculations:

9" front at 5.5" backspace = ET+12.7. With 22mm spacer = ET-9
11" front at 5.375" backspace = ET-15.8. With 18mm spacer = ET-33

Those values are closer to the backspacing of the original RSR 15x9/15x11 wheels (4 7/8" from my notes).
I have [17's] 9's and 11's

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Current Whip: - 2003 996 Twin Turbo - 39K miles - Lapis Blue/Grey
Past: 1974 IROC (3.6) , 1987 Cabriolet (3.4) , 1990 C2 Targa, 1989 S2
Old 10-07-2014, 06:30 PM
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