I have a early 1960’s Schwinn Corvette with a tire size of 26 x 1 3/4 S7. I can find the tire replacement but not the inner tube replacement. Can anyone help me ?

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    Look at "Related" along the right side of this page. May 2, 2020 at 15:09

1 Answer 1


Proper S7 571 tubes for this have existed, but you're fine using 559, ie anything that says "26 x 1.75" or covers it in a range.

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