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  1. LongLostApex

    "last mile" build 2nd life for Hailong/"Shark" 14s4p pack

    After over 2 years of hard throttle only ebike commuting, it's time to retire my original battery. I will be purchasing a new pack for my daily commute ebike, but would like to re-purpose my original pack which has plenty of life left. Goals are #1 portability, #2 reliability, #3 ease of...
  2. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    Just wanted to update the thread. Ended up just waiting a year to convert my 29er as I still had to take my child to daycare during the workweek. During that year I decided to go BBSHD paired with a 52v 13.5A Pannasonic GA cells in a "Shark pack". Finishing up my first week commuting today...
  3. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    For rear hub motor and controller I'm leaning towards an upgraded Mac kit 500/1000w rear 8 turn and upgraded 12 fet with CA3 and temp sensor with thumb throttle. Goal is for "good speed" for extended flat land throttle only application. Needs to be a fairly proven and reliable build and a...
  4. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    Well, I picked up a local unloved garage queen for a song. hardtail 29er with hydraulic disc brakes and plenty of space in the triangle. Specs: http://www.rei.com/product/837480/novara-matador-29er-bike-2014 Up next is figuring out what kind of torque arm and rack I can stuff on this:
  5. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    I'd never risk sending $2k to China, but as a concept, this caught my eye. http://www.aliexpress.com/item/HalloMotor-48V-750W-Electric-Bike-X8-Mountain-Ebike-48V-20Ah-Li-ion-Bottom-Discharge-Battery-For/32392507907.html Anyone seen a DIY version of this?
  6. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    I do have access to a few types of welders, though not in my garage. That is a good point about agile vs. relaxed. The more I read, the more I think I should go for a simple but adaptable first build. revised plan first steps If I can find a suitable craiglist steel donor bike then that...
  7. LongLostApex

    Agile flatland trail commuter - 1st ebike build project

    Commute: Needs to be able to do roundtrip of 20 miles at about 20mph of mostly flat-ish terrain. My commute is ~90% multi surface trail (asphalt, dirt, gravel moderate level of other bike and pedestrian traffic) and 10% surface city streets. I am 5'11" 170lbs and will be carrying another 15-30...
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