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  • Good, so I can run 1x8 (or 9) and use all the sprockets with modest tweaking: thanks for clearing that up.

    All that remains then, is to decide whether the durability of eight speed is now outweighed by the retro-tax and if nine speed's greater availability makes it cost effective.

    That is, should I cash-in my eight speed chips and reap the retro-harvest?

    One door opens...

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