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  1. N

    Eggrider (22mm) on 31.8 bar

    My Eggrider only fits a 22mm handlebar and the bike comes as 31.8. Anyone found a smart solution for a bar adaptor or other solution?
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    MXUS XF40 motor windings?

    Can anybody tell me how many windings this MXUS motor has? Body says: XF 40 45H 1803 0070
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    H4080 axle replacement tips

    Thanks 9Lives! Parts are ordered. Assume shaft is connected to the rotor by a key and spline? /Neil
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    H4080 axle replacement tips

    My Crystalyte H4080 axle is warped and needs replacement. Havent opened motor up yet before I have purchased all relevant parts. Any tips to replacing the axle? Im hoping to avoid recabling the motor. How do I get the axle off the rotor? 1 bearing inside each side plate. Any other axle bearings...
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    Grin tech controller repair in Europe

    Upek. Do you do repairs of controllers? Im pretty sures its blown mosFets
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    Grin tech controller repair in Europe

    Looking for a repair shop in Europe that can fix my Grin tech controller. Most likely blown mosfets. Anyone know who can do this?
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    Crystalyte H4080 problem

    So. Took the motor apart and checked the wiring. It all looks good.... No sign of frayed wires. Did notice some corosion on Brushes and Commutator. Could that cause it to fail? Whats the signs of missing mosFET´s? Could that be it? Bike upside down opening throttle slowly. Motor gets a pulse...
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    Crystalyte H4080 problem

    Got it. Will start at the motor wires. Im very carefull of overvolting and have a 1500W max setting on my CA. Do though have a very annoying slip on the torque arm that causes one side of the shaft to slip every time i regen brake and power back up. Maybe this has cause a wire to fray
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    Crystalyte H4080 problem

    My sensorless H4080 decided to stop working yesterday and I need a bit of advise on where to start my troubleshooting. Its run 2000 smooth miles so far. Symptom is that motor vibrates when opening throttle but no power. The vibration increases as I open the throttle until is just turns off. I...
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    Throttle Option for Drop Bars

    Assume you are running with PAS now? So when pedalling you get all 550/750W? How does this feel on the road? Im just think it must be ackward when riding slowly. You cant pedal without getting full power but need to pedal to keep it moving. I have been searching for a power switch so you...
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    Bafang with power levels

    Cant find the posting with throttle control. Anyone know where to look? Recumbent riding would be a great project. Only problem is very tight turning curves due to booms to block cars. Only allows regular bikes. Also a cost is an issue. Those suckers cost!
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    Bafang with power levels

    Finished my rear driver road commuter with a BMC and a 23 Ah battery and loving it! It runs my 30 miles to work smoothly and stealth. My next project is to optimize wind resistance. In short I want to build a triathlon road bike with a mid drive unit. Prefferable Bafang. With not so optimal...
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    Advise on setup 30m@30mph

    These are great experiences. Thanks! Indeed different feedback from riders towards the calcucations. I was at a 72V mid drive cranking out 3-6kW. Most posts from experienced riders are at the 1kW 48V DD motor and serious rack of batteries. 'I set my target at 30 miles doing 30mph, as this is a...
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    Advise on setup 30m@30mph

    Preparing for my first ebike build. My target is to do 30 miles at 30mph. Flat road with max 5 deg hills for max 500 yards. First advise is mid drive or DD rear hub? Bike will be a full suspension 29'er with upgraded brakes and wheels. Will 48v do the job or should I be at 60 or 72v? Have...
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