One set of 4 hub centric rings with O.D. (outer diameter) of 100mm and I.D. (inner diameter) of 78.1mm. These rings are made of high quality poly carbon. To determine proper fitment you need to do a couple of things. First you need to determine the center bore size, i.e. O.D. of the aftermarket wheel. Contact your wheel dealer if needed. Then find out the vehicle hub size, i.e. I.D. When these match our hub ring description, then they are the right size. These hub rings will fit the following cars and trucks
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