18" Michelin Pilot Sport 4S with X73 suspension?

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04-27-2024, 03:48 PM

#16

pedal bliss

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Join Date: Sep 2023

Location: lincoln, california

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Quote:

Originally Posted by dps214

You can do the percentage math if you want but I've run down as low as ~5mm difference in diameter (225/40 and 265/35) both on track and autocross without issue. I'd hesitate to go "negative" but pretty much anything less extreme than that doesn't seem to bother anything.

Yeah I haven't heard of PSM bothering anyone on any setup yet, the most extreme drivers remove the yaw sensor anyway and don't believe in TC. I am running 275/40/R19 245/40/r19 and I have yet to get the abs to fire off, my grip is better than oem so for me the TC has less reason to turn on.

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