In the geared motor, a small and lightweight motor spins very fast inside. The electric bike motor then uses a planetary reduction gear inside the motor to reduce the rpm to the correct speed for a bike wheel. Electric Bike Motor An electric bike motor on an electric bike can be any kind of electric motor. There have been some very creative home brew e bikes that used any motor...

Is it sensible to buy an eMTB for well over € 5,000? Probably not. Will you feel cool buying one of these bikes? You most definitely will! These bikes are the supercars and luxury sedans among eMTBs, where the best bike manufacturers in the world have pulled out all the stops regarding design, detail, and technical sophistication. Yet, while some of them tend to remind of a 911 when it comes to handling, others ride like a Hummer H2 – the price tag alone doesn’t predict anything about the actual performance of a bike. In our search for the best eMTB of 2018, we tested the twelve most promising models.
For those who aren’t frequent riders, e-bikes open up a whole new world. While you may not be conditioned to ride 5-10 miles at a time, you can cover those distances easily with an electrical assist, which is a great way to build endurance and confidence. That same survey found that 94 percent of non-cyclists rode daily or weekly after getting an e-bike.
Both land management regulators and mountain bike trail access advocates have argued for bans of electric bicycles on outdoor trails that are accessible to mountain bikes, citing potential safety hazards as well as the potential for electric bikes to damage trails. A study conducted by the International Mountain Bicycling Association, however, found that the physical impacts of low-powered pedal-assist electric mountain bikes may be similar to traditional mountain bikes.[68]
E-bikes use rechargeable batteries, electric motors and some form of control. Battery systems in use include sealed lead-acid (SLA), nickel-cadmium (NiCad), nickel-metal hydride (NiMH) or lithium-ion polymer (Li-ion). Batteries vary according to the voltage, total charge capacity (amp hours), weight, the number of charging cycles before performance degrades, and ability to handle over-voltage charging conditions. The energy costs of operating e-bikes are small, but there can be considerable battery replacement costs. The lifespan of a battery pack varies depending on the type of usage. Shallow discharge/recharge cycles will help extend the overall battery life.
TerraTrikes make great electric recumbent trikes. Here are a few how to tips for converting the Rover and Rambler models, specifically with internally geared hubs. The TerraTrike Rover and the rambler models both are offered with internally geared hubs. It is possible to convert the trike to external gearing, but you will probably want the help of a bike shop that is familiar with recumbents. For a good bike shop,...
The Espin is powered by a 350-watt motor that’s rated for trips up to 50 miles (depending on the terrain and assist level). Once depleted, the battery fully charges in roughly five hours. Thankfully, Espin makes it easy to remove the battery, allowing you to quickly recharge it at home or in the office between trips. A backlit LCD control hub displays your basic metrics and battery life while in transit and LED headlights add a touch of light when needed.

With almost as many awards as technical features, it’s no secret why we opted to include HaiBike’s SDURO HardNice 4.0 in the list. First and foremost, this sleek aerodynamic ride doesn’t even initially come off as an electric mountain bike. That is until you experience first-hand the integrated Yamaha PW Drive Unit offering dynamic support and a top speed of 20 mph. Also, the bike features a shock-resistant skid plate that works to protect the motor from harm, and a Yamaha LED display that’s small yet robust and works to keep you informed on the bike’s status and functionality.
The Men's Tarmac doesn't do one thing well, it does everything exceptionally—which is why it's been ridden to victory in all three Grand Tours. The new Tarmac's advanced materials and aerodynamic design add a modern edge to the lively character of a classic race bike, while its Rider-First Engineered™ design ensures that the Tarmac sprints, corners, and descends with uniform excellence across every size.
After you decide which style of e-bike you want, consider the class. In the US, there are three classes defined by the type of assist and how fast the motor will propel you. Most electric bikes sold are class 1 or 3. Class 1 bikes have a motor (max 750w) that assists while you're pedaling, up to 20 mph. Class 3, also known as “speed pedelec” can also have up to a 750w motor, but it can assist you up to 28mph. Both of those are allowed in most states and cities without license. Class 2 have throttles that don't require you to pedal to get a boost. They're allowed on most streets, bike lanes, and paths, but less popular than the other classes and not covered much here (because we still love to pedal and the greater distances pedal assist bikes can cover).

Folding Electric Bikes- These are mostly used when people need to combine different modes of transport. For example, if you need first to take the train or bus, a folding e-bike can be useful to carry along. Also, very short trips are more convenient with these electric bikes, since you don’t need to bother tying them up. Typically, these are very light, even with the motor and battery. At Christmastime, consider this model for urban friends and family who use mass transit to get around.


In addition to the pedal-assist feature, some e-bikes come with a throttle that engages the motor with the press of a button. These belong to a separate class of e-bike that, obviously, doesn’t offer a pure cycling experience; they’re also illegal in some municipalities. Interestingly, Benjamin says, people who aren’t already “cyclists” tend to gravitate toward throttle bikes at first, but then turn around and choose a pedal-assist for their next purchase.
And so in 2015 it partnered with Bianchi, another fabled Italian brand, one which has been building racing and road bicycles since 1885. They introduced a Ducati-branded series of bicycles, engineered by Bianchi. Now the company has included electric bicycles for every adult purpose. It’s possible that at this point, Ducati is selling more bicycles with electric motors than it is motorcycles globally. They are certainly at a better price point, while not being cheap by any means, with the pictured TT Evo S roughly a quarter of the price of a Ducati Monster Anniversario edition.
Our high performance electric bikes offer high power, predictable handling and near silent operation.  If your rides take you up steep single track trails or you just want a bike as light weight as possible, a mid drive system will offer the best hill climbing performance, lighter weight, and better weight distribution.  A hub motor system will offer the most reliable day in and day out operation, faster speeds, more power, and is a better overall platform for everyday commuting.
Often times, carbon gets all of the attention, but as our Senior Advanced R&D Engineer, Chuck Teixeira, says, 'If you haven't ridden an aluminum bike lately, you haven't ridden an aluminum bike.' And the same reigns true for the Men's Chisel. It packs some serious XC-prowess into an aluminum frame, making it the most durable, value-packed XC bike out there.
Bottom Line The Specialized Turbo Levo FSR Comp 6Fattie was the most well rounded bike in our test, the winner of our Editor's Choice Award. Commencal's first foray into the e-bike market was worth the wait with a hard charging ride that utilizes their Meta frame design and Shimano's E8000 motor. The HaiBike XDURO AllMtn features a powerful pedal assist motor, but in a less refined package. The Trek Powerfly 7 FS is a good electric mountain bike, but its component specification is holding it back from reaching its potential.
It’s always good news to hear a gasoline carmaker is continuing its electric mobility adventure, and what better way to do this than to stray from low-hanging fruits such as SUVs and pickup trucks. GM is no stranger to bold moves and we hope it will continue with the same determination to bring us more Volts, Bolts, and why not electric folding Jolts? (No, Jolts is not my personal entry for the $10,000 prize.)
Without a doubt, Commencal has a valued reputation in the bike world. And with their newest electric mountain bike slated for release in September of 2018, this 2019 model is surely one we had to highlight while we could. Simply put, it’s one of the best options out there for the price point thanks in part to its E8000 system, lightweight body, and ergonomic feel. Additionally, a reinforced frame ensures uncompromising stiffness and accuracy while atop the saddle, Shimano XT brakes stop the large 29-inch wheels without issue, and a 12-speed SRAM Eagle transmission offers up the perfect gear in just about any off-road situation.
Haibike ships the HardNine with 29-inch tires, 180-millimeter hydraulic disc brakes, a 100-millimeter front suspension fork, and a nine-speed Shimano shifting system. The bike’s LCD readout is affixed to the handlebars and displays the current speed, level of charge, remaining range, and current pedal assist mode. The company says the battery can be completely recharged in just four hours, minimizing downtime between rides.

When riding a normal bike through creek crossings, and rock gardens, I typically stop pedaling often to avoid pedal strikes, and to maneuver the bike. This approach is not compatible with the Turbo Levo’s weight. On it, continual pedaling was necessary, but the big tires and well-damped suspension enabled me to roll over obstacles I’d typically try to avoid, with the motor helping me power over them smoothly. To make this constant pedaling possible without pedal strikes, the bottom bracket is moved higher and Specialized has spec’d 170mm cranks that are a tad shorter than normal. 

China's experience, as the leading e-bike world market, has raised concerns about road traffic safety and several cities have considered banning them from bicycle lanes.[2] As the number of e-bikes increased and more powerful motors are used, capable of reaching up to 30 miles per hour (48 km/h), the number of traffic accidents have risen significantly in China. E-bike riders are more likely than a car driver to be killed or injured in a collision, and because e-bikers use conventional bicycle lanes they mix with slower-moving bicycles and pedestrians, increasing the risk of traffic collisions.[2]

The new Electric Bike Kit Owners group on Facebook has taken off within the first week of its creation. Around 400 people have joined the online group with new members being added every day. E-bike riders are sharing the various ways that they have converted their bikes using the E-BikeKit Complete Electric Bike Conversion System. Each one of the electric bike conversions is more unique than the next. Some e-bike...
For those who know the brand, Ducati makes lust-inspiring road motorcycles, covering the range from scramblers to naked bikes to sport bikes. They’ve topped podiums globally, appeared in too many movies to name, and in some cases have ended on display in art galleries. But like everyone in the motorcycle business, the company is challenged by global changes and is looking to capitalize on its valuable brand. Likely it was challenged to by its corporate overlords, as the Ducati company was acquired by Audi and hence VW in 2012.
As electric bike options continue to expand, more brands are integrating the battery more seamlessly. That makes them look sleeker (and more like a real bike). Batteries are expensive, so make sure there's a good way lock the battery to your bike if you'll be keeping it outside. Overall weight is important. Some battery and motors can add 15 pounds or more to the bike. With assist, you won't feel that much when you're riding, but you will if you have to carry your bike up stairs or lift it onto a bike rack.
X-Treme Scooters Mountain Bike has a 300-watt motor that is designed for urban areas. It can easily climb the hills and has a soft and comfortable seat for long travel. It is equipped with a lithium-ion battery that can travel 25 miles in a charge. You can ride the bike using a motor as well as paddles. The features of this bike include front and rear brakes, 7 speed Shimano tourney gear shifter system, RST Capa T7 hydraulic front forks, adjustable seat, tool kit, headlight, battery indicator, cargo rack, and lightweight aluminum alloy frame.
There’s no getting around it: E-bikes give you yet another device to charge. Right now, you can expect your battery to last anywhere from 35-100 miles before it needs a recharge. Where you fall in that range depends on the size of the battery and how much power the motor draws. Obviously, if you buzz around on “turbo” all day, you’ll run out of juice faster than if you run on lower, more economical settings. But we also expect batteries to improve in the future.
Our job is to make sure you enjoy your EVELO for many years to come. That’s why they are backed by a 4-year/20,000-mile warranty – double the industry average. If a problem comes up, you are just one call away from our U.S.-based customer service. Combined with our network of partner bike shops around the country for on-the-ground support, you are covered for anything a bike path can throw at you.

Basically, there is no reason to ride an eMTB with less than 130 mm of travel. With classic bikes, more travel usually means both less efficiency and poorer climbing characteristics, but this is not true with eMTBs – at least not up to a certain point. The best example is the Specialized Turbo Levo, which with its 135 mm of travel at the rear handles much better than most of the other, longer travel bikes in the group test. Also, eMTBs with suspension travel of 180 mm or more are often noticeably less efficient, as clearly exemplified in this test by the Haibike XDURO Nduro. It climbs a lot slower than other bikes using the same motor and the same level of assistance, an experience you will find with almost all other long-travel bikes from other manufacturers. The exception is the BULLS E-CORE EVO EN Di2: in direct comparison, it climbs a lot more efficiently, even though it also offers 180 mm of travel. The ideal compromise between uphill and downhill performance usually lies somewhere between 130 and 160 mm of travel.
Many years of experience have clearly shown that it isn’t possible to make a universal and realistic estimate of an ebike’s range. The range of an eMTB depends on countless factors such as the support level, terrain, rider weight, environmental conditions, and cadence. Those who demand a lot of power from the motor consume a lot of electricity. If you want to travel far, you’ll have to save battery power. Read more about this topic in our article The truth about lab tests.

My left crank arm came loose and seems to have damaged the square bottom bracket mount. I assumed the bottom bracket was just a standard square taper, but noticed it says “8fun” on it. However, I can’t seem to find an 8fun bottom bracket available online, so I can’t figure out what part I need—I suspect there is a something obvious that I’m missing. Any ideas to get me back on the road? Thanks all.
Dan has a lifetime of experience with bicycles and is a hands-on expert when it comes to converting bicycle to electric.  Dan is the person you will most likely converse with on Live Chat. He can assist with diagnosing any issues and he is more than happy to enlighten those who ask on almost any topic related to electric bikes. Dan has been riding electric bikes almost daily since 2008...

In the 1890s, electric bicycles were documented within various U.S. patents. For example, on 31 December 1895, Ogden Bolton Jr. was granted U.S. Patent 552,271 for a battery-powered bicycle with "6-pole brush-and-commutator direct current (DC) hub motor mounted in the rear wheel". There were no gears and the motor could draw up to 100 amperes (A) from a 10-volt battery.[5]

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