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what back spacing??

This is a discussion on what back spacing?? within the Wheels and Tires forums, part of the General Help category; so im going to get the Torque thrust II's 17x9.5 in the front and 17x11 in the rear wat kind ...

  1. #1
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    SOM
    1996 Pontiac TransAm

    what back spacing??

    so im going to get the Torque thrust II's
    17x9.5 in the front and 17x11 in the rear
    wat kind of backspacing will i need?
    im at a total loss here lol

  2. #2
    Slow'er'Ass Mr. Luos's Avatar
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    Red Tint Jewelcoat
    2008 Trailblazer SS

    Front and Rear
    7.0" ..... +35 to +40 mm .... 215, 225, 235
    7.5" ..... +35 to +45 mm .... 215, 225, 235
    8.0" ..... +38 to +55 mm .... 225, 235, 245
    8.5" ..... +38 to +45 mm .... 235, 245, 255
    9.0" ..... +38 to +56 mm .... 255, 265, 275
    9.5" ..... +38 to +56 mm .... 255, 265, 275, 285
    10.0" ... +38 to +48 mm .... 265, 275, 285

    Rear Only
    10.0" ... +38 to +54 mm .... 275, 285, 295
    10.5" ... +38 to +50 mm .... 285, 295, 305, 315
    11.0" ... +45 to +56 mm .... 305, 315, 335


    The TTII 17x11" backspacing is +45mm if I recall correctly.

  3. #3
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    black
    02 vette vert

    9.5" front is 46mm, 11" rear is 45mm. this is the offset measurement. actual back-spacing is 7 1/8" front, 7 3/4 rear.
    Last edited by dklowrider; 06-17-2009 at 03:18 PM.

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