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tire sizes

Discussion in 'The Garage' started by ronnny, Jun 2, 2005.

  1. ronnny

    ronnny 1/2 ton status

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    was looking at a few older books and was wondering the old alpha numeric system for tire sizes if someone knew how to tell how to convert to sizes in inches. like a G78 how big of a tire is this or a Q78? Just wondering. If someone knows of a web site or something would appreciate it.
     
  2. 74757685k5

    74757685k5 1/2 ton status

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    good question. I think Q78 is 35 12.50 ish
     

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