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    tesla, dc motors, torque, hub vs mid-drive

    How many gears in a Tesla? (1) Are they slow off the line? Do they need more gears to climb hills? Lots of posts here assume that Ebike motors need to "spin up" or that hub drives are slow off the line or that one drive train is "more efficient" than another due to torque multiplication that...
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    "Efficiency" of Brose mid-drive vs hub

    So, the Specialized marketing guy says that the Brose mid-drive is much more "efficient" than the hub drives they use now (he is a marketing guy, so what else would he say?). Leaving aside things like weight distribution for off-road riding, riding feel, and so on and focusing on the efficiency...
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    500 or so miles on turbo x

    I've been riding and enjoying my 2016 Turbo X Specialized for about 6 months and 500 miles and thought I'd share my experience. About me - 65 years old, avid biker for about 60 years. Have owned a high-end steel racing bike, a Trek carbon fiber road, 2 full-suspension mountain bikes, one...
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    Hello from hilly Southbury CT

    Hi, this is ferrellms from Southbury CT. Hilly? Yes! (But not mountainous.) The area is scarred by glaciers moving in a North-South direction, leaving 400-500 feet high ridges and very little flat stuff in between. The roads in the flat stuff are mostly highways without a lot of room on the side...
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