Because a longer chainstay would make the wheel base longer and effect the handling.
More stable, better traction, better climbing and descending can all come with a longer wheelbase.
Some would say it does't feel as fast/fun though, nor good for nipping round London buses.
@miro_o started
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More stable, better traction, better climbing and descending can all come with a longer wheelbase.
Some would say it does't feel as fast/fun though, nor good for nipping round London buses.