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4
votes
1answer
55 views

Electric bike: Do I need display?

I'm planning to buy an electric bike kit. However, I don't really like adding the display for aesthetic reason. However, the display (either LED or LCD) has function on/off and low/mid/high power on ...
1
vote
2answers
64 views

High speed electric-assisted bicycles [closed]

This question is about electric bicycle conversion kits. There are federal laws, state and municipal laws governing the use of e-bikes in the US. Most of them say, no more that 1000W, no faster than ...
1
vote
1answer
144 views

Electric Bike (eBike): Freewheel or Regenerative braking?

Not asking for opinion which one is better, so please do not state without some reasons why one is better than another on eBike. Question is: Freewheel or Regenerative braking is more efficient in ...
0
votes
0answers
40 views

Need Connector for Motor - I don't want to buy 50

I have no idea what I've gotten myself into, but I've bought electric bicycle motors and they didn't come with the connectors. Aparently the below link is the type of connectors I need. Is there an ...
2
votes
2answers
257 views

How to convert a commuter CX bike to an Electric bike?

I would like to convert my current bicycle into an E-bike. While there are many conversion kits available and plenty of sites with tips on this, none of them quite meet my needs, or they fail to ...
1
vote
1answer
155 views

Why is my electric bike 'clanking' under load?

I have a Giant Esprit Twist Power electric bike, which apart from not having nearly enough words in its name also has a problem related to the crank. When I put a lot of load through the pedals there ...
1
vote
2answers
120 views

Will 40km E-Bike trip in Texel Island(Holland) be hard for untrained people?

I'm planning to have a trip in Texel island(North-Holland) in April, We are a group of 5 people, 22 years old, who know how to ride a bike But we do not train on cycling. Will a trip of 40km, in 8 ...
2
votes
2answers
218 views

Bosch Nyon computer — syncs but no activities are transferred

I have an electric bike with a Bosch engine (Performance Line) and a Nyon Computer. My eBike Connect app (on iPhone) is able to connect to the Nyon (see screenshot) but no activities are ...
1
vote
2answers
230 views

Bosch Nyon and W-LAN

I have an electric bike with a Bosch engine (Performance Line) and a Nyon Computer. The Nyon is not able to connect to WPA or WPA2 password protected networks. If I remove authentication on my ...
1
vote
2answers
638 views

Do DC HUB Motors For Electric Bikes use regenerative braking?

Or do I need a special control circuit aside from the included electronics?
5
votes
2answers
180 views

Choosing an e-bike for commuting

My girlfriend is looking for an electric bike for commuting. My question is fairly broad - What features and capabilities should we look when choosing an e-bike for commuting? For information, we ...
2
votes
0answers
185 views

My BionX system won't work in assistance mode, and makes a weird noise

I've had to remove and reinstall my rear wheel because of a flat, and now the BionX system has stopped working correctly. When I turn it on, it works fine, and the regenerative breaking works fine. A ...
1
vote
2answers
245 views

tricycle engine compatibility?

Hi I was wondering if any bike engines would be compatible for a adults tricycle? An example of the bike I am talking about: TinyURL: http://tinyurl.com/otuo2d2 Thank You
4
votes
2answers
1k views

What electric bikes are for sale in the US, and how good are they?

I am interested in purchasing an electric bike but am puzzled as to what brand is best. It seems as though most companies are importing their products from China, which is great because they are low ...
4
votes
2answers
1k views

EBike hub motor vs external motor

Some bikes, e.g. Busettii Vortex use an external motor, while others (by the same manufacturer) use hub motors. Busettii claims that external motors have higher efficiency (http://www.biyadii.com/), ...
3
votes
2answers
3k views

24V Vs 36V Brushless DC HUB Motor For Electric Bike

I am considering buying an electric bicycle using brushless DC Hub Motor. What is the difference between 24V Vs 36V motor? Is it related to the maximum torque produced by the motor? If yes, what does ...
13
votes
4answers
3k views

Why are electric bikes so expensive?

The limited selection of electric bikes available at Halfords ranges from £699.99-£1,199.99. What makes them so expensive — the dynamo, battery, or something else?
10
votes
2answers
710 views

What kind of tires should I buy for an e-bike, commuting on maintained off-road?

I need to buy a new front tire for my new e-bike. Let me give you a few of the conditions I'll be riding in, and I'd like your advice. First of all, this bike is primarily going to be used to commute ...
9
votes
2answers
581 views

What should I do to get an older bike into good condition

I recently bought a hybrid human/electric bicycle at a garage sale, and I've been working on getting it into usable shape again. It is about 10 years old, and needs some work. The battery was quite ...
9
votes
6answers
358 views

Is an e-bike more of a bicycle or more of a scooter?

With new battery technologies a new kind of "bicycle" has emerged - so-called e-bike. It usually has an electric motor on one of its wheels. The motor is powered by a rather huge (size of a small ...
18
votes
2answers
4k views

How much motor do I need for my electric-assist bike?

I take my twins to preschool by car, and I'd like to switch to doing it by bike. There's a hill, and we're heavy, and I'm not in great shape, so it's hard. I've done it a few times, but I always ...