In a friction drive motor, a small, solid wheel rotates against the side of the tire in order to drive it. The first motorcycles used the same concept, with a motor mounted above the front wheel. The problem is that the drive rubs at the side of the tire. It's inefficient, and it quickly wears the sidewall away. Tires need to be replaced every couple hundred miles. For this reason, you'll seldom see electric bikes with this type of drive anymore.
Your friends: We all have friends we wish wanted to pedal up hills with us. Many of who might be capable of leaving us in their dust on descents. These are young and old riders; riders lacking the fitness, time, motivation, or who just aren’t interested in climbing alone, at the back of the pack. You’ve done everything to get them back out riding with your regular crew, but pride and reluctance to hold the group back is keeping them away. 
Update: I've had the bike about 4 months now and ride it almost everyday, it is my primary form of transportation, and I have been pleased with it's overall performance, the battery is holding up pretty well and I've never not made it home without juice to spare, the only issue I've had is with flat tires so I wanted to highly recommend putting green slime in the tires, you do not want to have to deal with getting the back tire off for a flat, but other than that the bike is running great, as others have said it is a little less powerful than you may expect but I am very satisfied with the build quality and quality of components. For saddle bags I got the type of bracket that wraps around the seat post and saddle bags meant for that kind of bracket and they have worked well for me, so I can carry my shopping and groceries easily on the bike now . http://www.amazon.com/gp/product/B0030RS5CA?redirect=true&ref_=cm_cr_ryp_prd_ttl_sol_18 http://www.amazon.com/gp/product/B00K6CEPGM?psc=1&redirect=true&ref_=oh_aui_detailpage_o08_s01
Adam Boesel, inventor of the UpCycle Ecocharger, is using Electric Bike Tech hub motors and working with GM and Chevrolet to build bicycle generators featured at the 2015 Pan Amercian Games!   Adam Boesel is using Electric Bike Technologies hub motors on bicycles that generate electricity! Now General Motors has taken his idea to the 2015 Pan American Games and is using them to show people how PLAY can literally...

Functioning as their premier product, the HPC Revolution took over two years and five prototypes to get right. What’s left is a hand-welded electric mountain bike made right here in the United States featuring a 6061-T6 aluminum frame that weighs only 13 pounds and power levels upwards of 6,000W making it capable to reach speeds of 60 mph. You’ll also find its 203mm travel RockShox Boxxer World Cup Fork come in handy while off-roading as well as its Magura MT7 quad piston performance brakes when traveling at close to highway speeds.
The Dew-E packs functionality and fun into a rather traditional and conservative package. Front and rear fenders, integrated Busch & Müller front and rear lights, and a built-in Abus wheel lock make this a very practical commuter bike. An 11-34t 9-speed cassette and 1.75-inch tires provide versatility: You’ll stay smooth over rough city streets and zip down gravel bike paths with confidence. Front and rear rack mounts also give you the chance to outfit this bike for carrying more cargo or supplies for a longer day on the bike. Whichever way you think you’ll be riding an e-bike, this bike deserves a second look.

Prodeco V5 Phantom X2 8 Speed Folding Electric Bicycle is constructed and tested in the USA. Travelling on a bike is sometimes very comfortable to get some fresh air. This bike is the one that is designed by keeping your needs in mind. It allows you to fold the bike in a compact form and can carry it in the office, basements, flats, etc. The Prodeco V5 Phantom X2 bicycle has avid BB7 disc brakes, 500-watt motor, 12Ah battery, and rigid frame. The manufacturers offer a lifetime warranty on the frame and 2 years on components.


Countless others have popped up since all over the world, proving that the design has been popular with consumers. However, most people don’t know where the craze started. In fact, it can all be traced back right here to Coast Cycle’s original Buzzraw, which actually started life as Coast Cycles’ Ruckus bike. The Singapore-based company quickly changed the name to Buzzraw, probably fearing Honda’s lawyers.

If exploration is the new black, then the Ariel is a bike dressed for adventure. Versatile and reliable, hit the road with purpose as you chase down your fitness goals, then satisfy your inner explorer as you veer onto the dirt with confidence. Its Women’s Custom tuned suspension and Multi-Circuit Damping fork turn rough to smooth, while giving you more control as you explore your world on two wheels.
Like the Bolt, the GM bikes are very much urban-oriented, which as the ongoing CleanTechnica series shows is a strong sweet spot for electric two-wheelers. One thing that leaps out of its contest page is part of its vision for the bike: “Zero crashes.” As a recent CleanTechnica article pointed out, there have been a growing number of injuries and some fatalities associated with electric bikes globally. What GM means by ‘zero crashes’ is unknown, but perhaps it’s more than just an interesting throwaway line in marketing.
I have been mountain biking since the late 1980s, when all I could afford was an entry-level Bridgestone MB-5 on my strapped college budget. Over the years, I’ve explored up and down the mountains of Washington and Oregon in search of the best singletrack. The bikes changed but our passion ebbed not. When I co-founded Trails.com in the late 1990s, mountain biking was still one of my top outdoor pursuits. Our employees were outdoors nuts as well and biking was simply a part of life.
Whether you need a bike to help you stay fit and active, or you just want something comfortable to get around town on, we have a hybrid bike that's tailor made for however and wherever you ride. Each bike represents an intuitive design that's purpose-built for the task at hand. So get out and get exercising, rolling through woods, commuting—whatever. All that we care about is that you're having the time of your life on the perfect bike.
25 Mile 36V 250W Swytch eBike kit - for standard front forks (100mm). Instantly turn your regular bicycle into a state-of-the-art eBike with the Swytch conversion kit. Simply replace your regular front wheel with our compact and lightweight 1.5kg hub motor wheel. The handlebar-mounted power pack weighs just 2.5kg and can be attached instantly providing power assistance up to top speeds of 15mph (EU) or 20mph (USA). Also includes easy-fit pedal and brake sensors - simply start pedalling to receive motor assistance, and pull your brakes to for instant motor cut-off. Battery includes a UK/USA/EU charger depending on your region.

As a serious,but aging cyclist, have been considering the purchase of an electric assist bike for some years. My primary concern was that the bike needed to provide enough power to assist me to tackle some very steep hills and my weight is near 220 lbs. Having no experience with electric assist, I anticipated the 500 watt motor rating of this ... full review


Our twelve-person test team not only tested the most exciting eMTBs of the 2018 season in the cold German winter, but also took them to the south of France for two weeks (we will spare you the mandatory muddy photos at this point). We climbed to the top of peaks, rummaged through deep mud, rode over countless roots and ruts on the way up and even more on the way back down, laughed, cursed, lived through many unforgettable moments, and took the bikes – and sometimes ourselves – to the limit.
For an overview of Stark Drive Electric Bike, its features and our story click above. Our passion for biking and our determination to take electric bikes mainstream have driven us to create the world’s most affordable electric bike. As technology improves, so will Stark Drive with the caveat that we will always offer the most affordable electric bikes in the world.
The Ancheer folding electric mountain bike does have a few weird quirks. The first is the handlebar mounted battery. It saves space for the folding mechanism, but looks odd. Fortunately it has very little effect on handling because it is mounted so close the head tube’s pivot point. It does raise the center of gravity of the bike a bit, but the difference is small compared to how much you raise the bike’s center of gravity.
Me: I had a total of seven knee surgeries over 14 months, and man, my fitness took a beating. Getting back on a bike was both liberating and frustrating. I just can’t go as fast, or as far, as I used to. But, you don’t have to fall victim to a flesh-eating bacterial infection during routine a ACL reconstruction to find the idea of an electric mountain bike appealing. 
The Benno e-Joy promises to be as fun to play with as it is to look at. Benno says it took inspiration from the timeless style of vintage Italian scooters and classic German cars. Add in the functionality of front and rear cargo racks and the 250w pedal-assist motor and you have a beautiful bike that's ready for anything. Cruise into town for groceries, wander comfortably along a gravel path on 2.35-inch balloon tires, or add the child seat attachment and take your kid along for the ride, and beach-goers will appreciate the surfboard rack. Whatever your cycling pleasure pursuit may be, the e-Joy can be your ticket to fun.

Motorcycle manufacturer KTM has long produced bicycles too, but it is in the e-MTB category that the brand’s heritage is really employed. Motocross fans and riders looking to get into e-MTB riding will appreciate KTM’s decision to use a ‘precise’ 29er front wheel and ‘traction rich’ 27.5-Plus rear wheel (MX bikes also feature different front/rear wheel sizing), an approach some other manufacturers have also adopted (e.g. Canyon). The bike is adorned with a solid build kit including e-MTB-specific parts like SRAM’s EX1 drivetrain.
While the first functional battery was developed in the year 1800 by Italian physicist Alessandro Volta, a practical battery would not be seen for several decades yet. By the end of the 19th century, practical and portable batteries were more widely available, this finally freeing the electric motor to be used in a wide new array of applications. It might come as a surprise, but the electric motor, battery, and a bicycle were first paired as far back as the 1890s. It would be approximately 100 years later that electric bicycle development finally entered the mainstream, but the technology and concept behind the electric bike were all in place generations ago.
Some power-on-demand only e-bikes can hardly be confused with, let alone categorised as, bicycles. For example, the Noped is a term used by the Ministry of Transportation of Ontario for e-bikes which do not have pedals or in which the pedals have been removed from their motorised bicycle. These are better categorised as electric mopeds or electric motorcycles.
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