wobble

I recently converted my Electra Ticino 7D into an ebike with a bafang mid drive conversion and a shark rear battery mount. Dcp18 display. The bike has cantilever brakes and 26" tires. If I take the battery out of the back rack, the bike rides smoothly. When I put the battery back in, but don't...

Hi; Getting a little envious of the bikers who go whizzing by me, sitting upright in their saddle, with their hands off their handlebar entirely... not because I always, or even frequently, want to ride that way, but because I do sometimes miss that sensation on coasting along on long, even...