The Diamondback Trac Comp I purchased in December 2016, just had the seat post fail while I was riding on a trainer. The part sheared off and could no longer hold seat. I know it is beyond the year warranty but this is a dangerous flaw. I broke my wrist falling backwards but it could have been worse if it had happened on a hill or a street. Broken Diamondback Seat Post Has this happen to anyone else? With other bike makers? Diamondback said sorry but this can't bode well for the reliability of their products, as they didn't seem interested in more details to insure it doesn't happen to someone else.
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