backspacing for weld 15X8
#4
Mad Man
FD can use back spacing up to ~7-1/4, or more, it really depends on the section width of the tire you are going to run, what trailing arms, springs, etc. since it is a 15" rim, I assume this will be a drag tire. If you are asking a fitment question, you need to be very specific. If you want to know the specs for the largest rim for a drag tire, some of the dedicated drag guys would be better to ask. Most people here are road racers, and AX's. Carl
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