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  1. S

    Another GNG DH bike

    Hey guys, wanted to show you the progress of my UMF Duncan conversion to an electric bike. What I did: -melting the standard controller at 50Amps:D -bought an infineon-programmable 12-Fet controller; LVC@39V,could run on 90V max -running now with 44,4V@30Amps. -25H chain mod Things to do...
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