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  1. ultrajapa

    BMC Alpenchallenge AMP with EP8 motor

    Of course both EP8 motors are much quieter compering to 6100 and 8000 versions. I also notice that motor on a aluminium bike with a belt is whisper quiet vs just quiet on my carbon LTD bike. Shimano is forcing some reduced power settings on EP8 if it is used with Di2 belt driven hubs - max torq...
  2. ultrajapa

    BMC Alpenchallenge AMP with EP8 motor

    Hi. Just few tips about EP8 upgrade. Apart from few di2 cables and cable adapters you may consider also a new speed sensor that will connect directly into EP8 with new thin connector (EW-SS301). Old sensor can be used but needs EW-AD305 adapter. Where I live price of this adapter with short...
  3. ultrajapa

    BMC Alpenchallenge AMP with EP8 motor

    Hi everyone, first post so be gentle please. I own two versions of Alpenchallenge AMP (carbon and aluminium) I have changed motors on both to newer generation EP8 and bikes perform amazing. The problem is with motor covers as they been designed to fit on older DU-E8000 and DU-6100 units. I made...
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