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  1. EcoForumZ

    Currie Electro-Drive conversion kit - Group Buy

    If anybody is interested I negotiated a group buy with superkidsonline. I was able to get the price down to $279.95 with free shipping. These are the components used on the ezip trailz bike so if you already have a bike then you can convert it for only $279.95 PDF file with details about the...
  2. EcoForumZ

    The Widow Maker - Pictures

    Thought I would post a few pictures of how she is coming along. I have the BMC Puma rear hub motor with a BMC 35a 24 - 48v controller and a 36v 10ah Shockley LifePO4 battery pack. Adjusted brakes to stop on a dime performance Trued the wheels so they now spin perfectly Install mesh net from REI...
  3. EcoForumZ

    BMC 35a Controller Wiring.

    Anybody out there have the wiring diagram for the BMC 35a 24v - 48v controller to a BMC Hub motor? The 25a BMC controller I got with the motor works perfectly and the wires match up color for color but the 35a controller wires do not match up 100%. One of the throttle wires is a different color...
  4. EcoForumZ

    Puma hub motor spokes sizes?

    Anybody happen to know what the spoke sizes are for the Puma hub motors? The hub I got was mounted in a 26" and the spokes are 14g 193mm. I couldn't find any information on the spoke lengths for other sizes so if anybody knows please post the lengths. I know 2" is 50.8mm so I could add or...
  5. EcoForumZ

    My Stock Puma Motor Review

    My Stock Puma Motor Review Test environment: Name - The Widow Maker Stock Puma hub motor Stock 25a 36v controller Shockley 36v 10ah LifePO4 battery pack Beach Cruiser with 26" wheel No peddling ever not even on take offs Full throttle the entire time both up and down hill The test road is 50%...
  6. EcoForumZ

    Puma 25a Controller Max Voltage?

    I am looking at getting a Puma with a BMC 25a controller rated for 36v. My question to everybody here is what is the max voltage you have run this controller at reliably? I am not really trying to push a lot of amps through it but would like to increase the voltage to 48v. Of course I will be...
  7. EcoForumZ

    EcoForumZ Video Collection - E-Zip Stock to 27MPH

    EcoForumZ Video Collection - E-Zip Stock to 27MPH E-Zip Trailz Mountain Bike - Review - http://www.youtube.com/watch?v=TrjJ9cysPW0 How To Add A Shockley LiFePO4 Battery To An Ezip or Izip - http://www.youtube.com/watch?v=F-D0DHKPSoc How To Increase Cooling On Ezip Or Izip Ebike -...
  8. EcoForumZ

    K&N filter for modified ezip motors

    For those of you with holes in your ezip motor I found a solution to keep water, dirt, and other bad things out of the motor and make it look cool at the same time. I found a K&N filter that fits perfectly, is water resistant, and can withstand up to 230 degrees. From my testing my motor running...
  9. EcoForumZ

    Survey - Batteries, Motor, Controller

    I thought it would be helpful if everybody listed the battery, controller, and motor they have. This helps the rest of us when we want to make our own bikes. The more information you can provide the better. Bike - 2008 Ezip Trailz mountain bike Battery - LifePO4 36v, tested at 42v Motor - 08...
  10. EcoForumZ

    Increase the speed of electric motor with rare earth magnets

    Saw this video on how to increase the speed of an electric motor with powerful magnets on the outside of the motor. Interesting idea but not sure how practical it would be on larger motors. My guess is you would need a few powerful rare earth magnet the size of a tennis balls to see any real...
  11. EcoForumZ

    2008 Ezip Trails Mountain Bike - Review

    Review - 2008 E-Zip trailz electric mountain bicycle. Building it: Just got an E-Zip trailz electric bicycle the other day. The E-Zip mountain trailz electric bicycle came with all the tools I needed to build it and very detailed directions which I never used The bike is almost completely...
  12. EcoForumZ

    Dewalt 36v a123 cell FAQ

    No, I don't have the FAQ but I like many other tarded members could use them. If you can answer 1 or more question please do so. If you have even more knowledge to share then feel free. Questions: For us tarded users. How does everybody charge the a123 cells? What is the voltage, ah, etc for...
  13. EcoForumZ

    Dewalt 36v battery best prices

    Not sure where everybody is getting there Dewalt 36v packs from but I figured I would start a thread to list sources and prices. If you have a better price please provide the details. Best price I could find was from the dewalt outlet. They don't say if the batteries are used or not but they...
  14. EcoForumZ

    Yesa vs Ping packs

    I have seen a lot of posts about the yesa and ping packs and wanted to see what everybodies thoughts are on them. I am referring to the LiFePO4 packs sold on ebay. I know many people love the ping packs and I just wanted to know how the yesa packs stack up. The Yesa lifePO4 36v 10ah pack has 12...
  15. EcoForumZ

    Very powerful LED bike light

    I tested 20+ lights at performancebike.com and this one was by far the brightest with the largest lighted area. I was prepared to pay for a much more expensive brand but after testing all of them this one was far and away the best. It is also LED so it uses very little electricity and is very...
  16. EcoForumZ

    What is your dream ebike?

    Thought I would start a thread to see what everybodies dream ebike would be. Well to get things started here is what I have come up for myself so far. My idea is based on the good old days of the big wheels with the spinout brake lever. Unfortunetly nobody makes a big wheel for adults so here is...
  17. EcoForumZ

    08 Ezip Trailz

    Picked up an 08 ezip trailz bike for my nephew and want to do the 36v mod. It currently has a 24v battery and I wanted to know if I can just add another 12v to the current battery or do I need to get a 36v pack. SLA batteries are fine just need to know what to get and where to get it. Thanks.
  18. EcoForumZ

    Puma or X5 or 406/409 Dual speed or ???

    Need some feedback before I pull the trigger on a kit. I have norrowed down my choices to the below 3 motors. If anybody knows of any other motors that I should also consider please let me know. My Top Picks... 1. BMC Puma 2. Crystalyte X5 3. Crystalyte 406/409 Dual speed motor Please provide...
  19. EcoForumZ

    AWD EZIP Trailz bike?

    Anybody tried making an all wheel drive bike? Please give me all feedback as I want to make sure this will work. Here is what I am thinking about doing: Project bike would be a 2008 E-ZIP Trailz bike 1. Add more batteries to existing pack to increase to 36v 2. Add second battery and increase...
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