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  1. Chinese/Import Minis - General Discussion
    I have a piranha 140 on a Tomos Streetmate frame. I am experiencing bad vibrations at low rpm in 3rd and 4th gear. It is the worst in 4th gear. It only happens under throttle (load) and causes the whole bike to vibrate and jump around in a bucking fashion. I put it up on a rear wheel stand, ran...
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