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- Feb 18 2016 1:24am
- Forum: E-Bike Non-hub Motor Drives
- Topic: bbshd1000w on 10speed mtn bike
- Replies: 1
- Views: 488
will i need to go to a 9 speed cassette or less, change my shifters and rear derailleur to increase chain strength to prevent breaking chains constantly? here is my exact bike except i removed the front derailleur: http://www.specialized.com/us/en/bikes/mountain/stumpjumper-ht/stumpjumper-comp-29#sp...