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Author Topic: 15X7 FW rim backspacing  (Read 1825 times)
TStone
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« on: May 01, 2007, 08:00:20 AM »

anyone know what the std backspacing is for and FW code 15x7 ralley rim?
« Last Edit: May 01, 2007, 08:01:58 AM by TStone » Logged

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JohnZ
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« Reply #1 on: May 01, 2007, 10:55:59 AM »

It's the same as a "YH" Camaro Z/28 wheel; offset is +0.30".
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TStone
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« Reply #2 on: May 01, 2007, 11:50:41 AM »

so using reverse calculation that would put the backspacing btw 4.25 & 4.5"s?
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« Reply #3 on: May 02, 2007, 09:57:46 AM »

With +0.3" offset, backspacing would be 3.8" plus the width of the rim flange from the inside bead seat to the outside edge of the flange.
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