15orange5.0
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What's the biggest tire you can fit on a base model wheel 18x8.5
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Biggest tire for 18x8.5 base wheels
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dh3605
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The base 18's are 18 x 8 not 8.5
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255 is probably the limit.
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255 would be the largest I would recommend as well.
angermgmt14
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I would say 245 or maybe 255.
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255 buldges a bit more so more edge protection, but either or will work.
Road Dog
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Why not 265/45???
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Its a oddball tire size, pricier and budlges a tad more. Your not utilizing that much tire because your width is not wide enough to use it all on a 18x8.
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