I called Michael at Superior regarding tire compounds. He took the time to explain tire type, offset, compound and other technical data. When he did not know specifics, he volunteered to contact the manufacturer on my behalf. Michael invited me to a Club Race in December to try out modifications. I would ask tech info anytime and will purchase products from him although there are others in the area. Thank you. Rick
Pros: Explained all questions and added info
Cons: distance
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