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  1. D

    Magura MT5 bad design ?

    Hello, i have had 3 sets of Magura MT5's, bought used, old like 6 months but without reciept, in the last 4 years i think i purchased them, and they all have the same problem. Leaky piston seals in handles, these are the videos, has anyone come up with the solution? I will make shigura from...
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    Old Greyborg - new life - problems....

    Hello everyone, its been a long time since i posted anything. I bought old greyborg that was broken, bad controller and bad battery etc, it was in a shed for like 2 months. One guy then decided to sell me some batteries from e- smart. Bike took time to weld, to make it happen, because originally...
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    Sabvoton svmc72150 101

    Hello. I just got the sabvoton svmc72150 and mxus 3k turbo.for starters im gonna use 48v 50 amp battery, later im gonnna uprgrade to 72v probably 60 amps. I know a few atuff, but i wanna go safe and very slow and i wanna learn as much as i can. Before i fry something up or use it as myself , i...
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    Bafang/lunacycle mid drive

    Hello, i recently bought used bike. It has luna cycle some engine that i think its bafang 1000w or 1500w. Rain was yesterday and now it says 12h only and nothing else, i wanna know what can be the problrm? Battery was eliminated as a problem and also a connector. More info in youtube viideo
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    Louis R fire with UPP

    Hello guys, i just wanna say im very happy with upp batteries, also i respect louis rossmann very much, he is a good electrictian, and something is very wrong here. There is a lot of negativity involving this, what do you think happened here ? Upp representative said it could be because he was...
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    Light for ebike 6d light connections

    Hello dear forum members, i just bought this light, and i wanna use it, but comes with 4 wires, in the description it doesnt say which is for what, can you help me how to connect it on my bike ? Thanks a lot :) HRK 75.60 45%OFF | Nlpearl Light Bar/Work Light 6D Lens Led Angel Eyes Fog Lights...
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    What kind of sealant for hub motors? Some general information also

    Hello. Considering that hub motors some dont have insulation on hub cork, what kind of sealant do you use? Because there are a few problems, especially those who use it in the rain, but also use it a lot, and need to change hub bearings from time to time. So instead of doing that red stuff where...
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    Best 135mm hub motor for 48v to 72v ? 3kturbo MXUS OR LEAF

    Hello, i just ordered foc controller Nucular, so in the meantime i have a lot of time to investigate some claims, and dream setup for my 26 inch bike. First dream setup was 48v 31.5ah battery https://www.aliexpress.com/item/32840263105.html?spm=2114.12010615.8148356.1.494c31bcRhEzsI, with...
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    Qs motor, leaf motor, crystalite motor sensored controller for them 1500w to 2000w

    Hello, i wanna buy more, and make more ebikes, my goal is leaf motor with cassette adapter, i would use 52v 20ah 50amp bms battery, 4 pieces, and make daily 160 km appx. I wanna know what kt sinewawe controller would you use ? And why? Im thinking to use 2000w , but its draw is like 60amp, so...
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    Good change for current controller

    Hello, i have this controller https://nexun.pl/czesci-do-e-bike/kt36-48svprc-36-48v-30a-sinus and a qs 1000w motor, i have also kt's lcd screen. I heard this is not a real 1500w controller as it has little amp, and he can do it in short bursts. Seller told me to set it up like this, that is to...
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    UPP batteries, general toughts,and maybe discounts, one in a lifetime

    Hello. First i wanna say, i am new to ebikes. I am driving wolt deliveries, these were the problems that i encountered during all ---- https://endless-sphere.com/forums/viewtopic.php?f=3&t=107282&start=125 --- considering great help i had from wonderful people, i manage to drive wolt very...
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    1000w hub motor beats 1500w motor in speed?

    dont understand how is 1000w https://www.leafbike.com/products/diy-b ... -1067.html faster than 1500w?? https://www.leafbike.com/products/diy-b ... -1181.html , as i need it for deliveries, i tought about investing in 1500w, but 1000w is faster? How is that possible? Would i also get 30% more...
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    Waterproof battery cover- hialong etc

    Hello, do you use wsterproof battery cover? Did you made it yourself? What maaterial did you use ? Can you take pictures? I have enormus 48v 24.5ah hyalong case that i wanna make waterproof...
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    Best anti flat tyre- will it fit ? Schwalbe marathon +

    Hello. Im using ebike with no suspension. Rear hub motor 1000w seound 10kg, frame mounted battery 7kg , and the rest of weight, so total combined bike weight around 30kg plus me 80 kg appx. I wanna buy schwalbe marathon plus, but it says its only rated to 65 kg. Considering almost 70% of weight...
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    Leaf motor kit with casette adapter toughts ?

    Hello. Im currently driving wolt. My current motor is qs motor 1000w. Im not satisfied with it. I wanted to ask what motor kit should i get ? I saw good reviews for leaf motor kit. I want to have it plug and play, 135 mm dropout bike. I wanna know what wires should i consider installing ? So i...
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    I need help, as i dont have anywhere to ask, and no one to help me

    Hello, this is my first ebike build and i dont have a clue what could be rhe problem, im adding throttle but almost nothing helps . https://imgur.com/a/4zvbfoy https://youtu.be/lXGZ-mxtYY8 https://youtu.be/feRsy8ailhM
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