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An electric bicycle (e-bike, eBike, etc.) is a motorized bicycle with an integrated electric motor used to assist propulsion.E-bike use is growing in some markets, as they are seen as an eco-friendly and healthy alternative to cars, fossil fuel-powered mopeds and small motorcycles, and a less physically intense alternative to conventional bicycles.
Simple, convenient, cheap, and economical—bicycles are one of the world's favorite forms of transportation.
1 Electric bikes type
2 Three Classes of Electric Bikes
Electric bikes are divided into three classes. The class of a bike determines both its top speed and whether or not there's a throttle. It is, therefore, one of the first features that you should consider.
Class 1: Class 1 bikes have a top speed of 20mph, and power is only delivered via peddle assist. This means that the motor only turns on when you peddle the bike.
Class 2: Class 2 bikes also have a top speed of 20mph. But along with peddle assist, they are also equipped with a throttle that allows you to propel the bike forward at the touch of a button.
Class 3: Class 3 bikes have a top speed of 28mph and do not have a throttle.
It's important to note that the class of a bike also determines where you can ride it. Class 3 bikes are the most powerful, but they aren't always allowed on bike paths.
3 E-Bike Batteries
All electric bikes come with an advertised range. This explains how long you can ride the bike on a single charge. Unfortunately, because range depends on so many factors, it's often highly variable.
If you'd like to compare bike ranges, it's important to look at the battery size and the motor size.
Batteries are measured in watt-hours. This refers to how many hours a battery can produce one watt of electricity. Motors are measured in watts,, which refers to how much power they require to run.
The bikes with the longest ranges have the largest batteries and the least powerful motors. This causes a trade-off where the most powerful bikes also have the lowest ranges.
4 E-Bike Motors
Electric bike motors range in size, typically from 250 to 750 watts. 250-watt bikes are the most popular because, along with being affordable, they offer more than enough power for flat surfaces and small hills. They also allow you to maximize your battery range.
Mid-drive motors are on the bottom bracket (the place where the crank arms attach to the bike frame). Hub-drive motors sit inside the hub of the rear wheel (some are on the front wheel).
5 E-bike Motor Torque
Torque is a spec to check if you plan to ride a lot of hills and/or haul heavy loads. Measured in newton meters (N m), the listed maximum for an e-bike might range from 40 N m to 80 N m. Your actual riding torque will vary, though, as you change your pedal-assist settings.
6 E bike Weight
Electric bikes are heavier than traditional bikes. The added weight of the motor and battery means that they typically weigh between 10kg and 25kg. If you plan on carrying your new bike up a set of stairs or onto a train every day, keep this fact in mind when deciding which one to buy.
7.E-bike Components
E-bike is more than just its motor and battery. Here are more details to consider when comparing e-bikes:
8 E bike maintenance
All bikes, including electric bikes, require regular maintenance. While it can be tempting to purchase from a small manufacturer, it's important to consider serviceability when doing so. It's much easier to find replacement parts for big-name brands.
You may also want to consider purchasing from a high street store rather than an online retailer for the same reason. Having a physical location to take your bike to for repairs is potentially worth paying a higher price for.
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