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  1. Iowa crawler

    Rc crawler tire size difference

    The bigger tires go over obstacles better than small tires. Small tires are lighter and spin faster. You can’t get a big giant tire to move under a body or turn as sharp as a small tire. That is of corse giver the same suspension. It’s a real test and tune thing. With portals some times the...
  2. Iowa crawler

    Rc crawler tire size difference

    The rules changed after 2022. I think this is the new rule sheet. Double check But anytime you compete in anything get the full rules sheet or booklet and read it completely. https://thecrawlspaceco.com/sorrca-rules
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