Old 02-05-12, 09:16 AM
  #14  
thirdgenbird
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Originally Posted by GrayJay
You can purchase a 9 or 10 speed index plate (ebay) to convert your old 8-speed ergo shifters into either 9 or 10 speed ans then there are more options for making the shifters play well with shimano 8 RD.
Wrong.

You need way more than the index ring. The pivot diameter changed. A conversion from 8sp to late 9 or 10spd requires nearly every single part from a 10spd lever. While it can be done, buying an 8spd RD or selling the 8spd ergos and buying different ones will be far cheaper.
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