Just put decent fenders and better rims on it. I had an old Free Spirit that was sort of a dog to ride until the friend I sold it to changed out the rims and did a little tuning up and it turned out to be a barn burner. It's about the same frame as the current Schwinns. Not a total piece of junk
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I don't know nothing, and I memorized it in school and got this here paper I'm proud of to show it.