SCCA Autocross GS Thread

Engelhard

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what size wheel and tire setup you competitive GS drivers running?
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Engelhard

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looking into it some more and it seems the gearing is not all that great for the newer SI 😥
 

SlowAP2

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looking into it some more and it seems the gearing is not all that great for the newer SI 😥
Yeah, gearing blows on the 20+ and the 22+ is heavier and longer than the 10th gen.

I have 255/35/18’s on my car and 2nd ends about 54mph. Debating trying some 255/40/18’s next go since they’re a bit taller and hit 57 in 2nd. That is about what a 10th gen car does with 255/40/17
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