In addition, Kalk weighs under 155 pounds — less than half of traditional motorbikes. Cake customized parts of the drivetrain and implemented an interior permanent magnet (IPM) motor. On a single charge, the bike travels up to 50 miles and as a bonus feature, maintenance is minimal due to the fact there are few moving parts thanks to its lack of a combustion engine.
Procycling brings you the colour, action and drama of the world's most spectacular sport in a glossy and dynamic magazine. It's the authoritative, worldwide voice of international professional road racing, distributed in every country where there are English-speaking fans. With exclusive features and spectacular photography, Procycling brings to life the complexities, rivalries and hardships of the European professional scene.
I always felt GM should have taken a similar strategy as IBM did. Get rid of the manufacturing and focus on the service. In IBM’s case, it was a logical choice. But for a carmaker, switching to service only is foreign territory. GM has a lot of might in its manufacturing power and its global presence, now streamlined to a few brands. However, most of its sales are still gasoline SUVs, CUVs, and pickup trucks, as with other major OEMs. How much is it really focusing on its electric mobility path, including the addition of folding electric bicycles?
Probably the only readily available, mass-production downhill-specific e-MTBs on the market… well, downhill preferred anyway. Don't be afraid to test the limits on this one! Haibike’s xDuro Downhill’s intention is to assist with the pedal back to the top so riders can self-shuttle, instead of taking chairlifts or vans to the top. If you are Haibike pro rider Sam Pilgrim, you could also use this bike to go upside down over enormous jumps. The e-DH bike is a good idea – who can argue that fewer shuttle buses needed to ferry gravity fiends is a bad thing?
Older Americans, especially those 65+ are the real drivers of electric bike adoption in the United States. Betty and Grady Smith of Beaumont Texas may not know it but they are the driving demographic for electric bicycles and  tricycles. Both in thier eighties, the couple enjoys riding thier Worksman electric side-by-side tricycle around town. As a business offering electric bike and trike conversion systems since 2008, we've gotten to know...
It’s not as far-fetched as it sounds. In Europe, where the e-bike market has exploded, the European Cycling Union announced that it will create a new racing circuit for e-bikes, including e-road and e-mountain bikes, for the 2019 season. Following suit, the UCI said it will include an electric mountain bike competition in the 2019 World Mountain Bike Championships. Yes, there will be a rainbow jersey awarded to the world’s best off-road e-biker.
With different degrees of assistance at your fingertips, riders of varying fitness levels are easily accommodated on the same ride too. Which, depending on who’s setting the pace, can bring a social aspect back to big days out, because you can all ride together and the assistance from the motor makes it that much easier to string a coherent sentence together even on the steepest climbs.

Where efficiency and capability cross paths on the trail, you'll find the Men's Rockhopper. The reasons are pretty simple. Sure, as a hardtail, it has some natural climbing ability, but what isn't so obvious is the low bottom bracket, roomy top tube, and ultra short chainstays. In other words, it puts out a planted, confident, and snappy ride over a diverse array of terrain. It's fast on the way up, and even faster on the way down.

We rode the Vado through the gauntlet, including some of the steepest hills in Palo Alto, and it easily handled everything we threw at it, maintaining a steady 20 miles per hour even on the most daunting of ascents. The bike also handles well on downhills and is both nimble and quick on city streets and paved trails. It’s even comfortable to ride for extended distances, which is vitally important for any bike built for urban settings.
Where in the fitness manual does it say that getting fit has to mean suffering? Nope, being active is getting the heart rate up and keeping the mojo high. The Crossroads is your key to weeknight workouts and rides with the family, offering a refreshing change from treadmills and dumbbells. And with the benefits of a Body Geometry saddle and grips, it's one bike that’ll keep you riding with a face that says 'joy' more than 'suffering.'

Written by Gaston Daigle. Gaston is an admin and key contributor at the popular Endless Sphere Technology Forum Batteries and battery packs, the lifeblood of your electric bicycle Plug and play?... not always that easy and certainly not very simple for most of us.. or is it? A good Lithium battery pack can cost as much, and often even more than the rest of your electric bike kit. Picking the right...
eMTBs appeal to a very broad audience, so in practice, the same model is used in very different ways. A final rating according to school grades does not do justice to the individual character of the bikes and doesn’t provide a sufficient system of orientation for new buyers (which is exactly what we aim to do). For this reason, there is a separate article for each bike in the group test; in each article we detail the most important points, informing you comprehensively about the bike’s strengths and weaknesses and the ideal type of riding it is suited for. We also have five-star ratings, which provide condensed snippets of information about the character of the bike for a quick and easy overview.

The Shiv TT boasts an aerodynamic frame that observes the letter, but not the spirit, of the UCI's laws on position and frame shapes. Its profile has been refined in our Win Tunnel to take crosswinds in stride, and the wide range of fit options in the integrated cockpit lets riders find a fast, comfortable position for putting out power. Impressively, this is done without causing time-eating instability in tight corners or on technical descents.
A stealthy, long travel, all-mountain electric bike with longer wheel base and adjustable seat stay hardware to optimize geometry for climbing and descending, proprietary "Active Braking Pivot" rear suspension reduces skipping, Knock Block headset and Hartzell Hug impact-absorbing downtube bumpers allow for straight downtube. Trek-invented Boost hub spacing improves spoke bracing angle and support for larger plus sized tires,…...
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...
**The eBike uses a quick-release battery system. Lightweight 200Wh Lithium-ion battery packs can be swapped in seconds at the roadside. Each pack weighs just 1.4Kg, so spare battery packs can easily be carried for longer trips. The range that can be achieved from each pack will vary according to the conditions and effort exerted by the rider. Ranges of around 30 miles are normal per each full eBike battery charge. Less fit riders may achieve ranges of 10 miles or less, particularly in challenging conditions like steep hills, strong head-winds or soft terrain. The conditions which affect the range are rider fitness, weight, size and seating position, head or tail winds, gradient, terrain, tyre pressure, what gear is used, number of stop/starts and the speed the bike is ridden.
Your first bike opened up a new world of exploration and freedom, and the Hotrock does the same in a sleek, expertly designed package. Featuring durable, A1 Premium Aluminum frames that are designed to be strong, light, and corrosion resistant, the Hotrock will withstand whatever comes its way. Kids will feel confident to explore more than ever before, and because of the legendary build quality that we're known for, you can relax while they do.
And he’s had some fun on a set of lengthy interviews with Joe Rogan, among others. But the pertinent tidbit comes from his recent appearance on Recode, the Silicon valley tech media outlet, now part of the Vox media group. He recapitulated some of his earlier near-death experiences on dirt bikes and motorcycles, effectively answering the question regarding  whether Tesla might make a motorcycle. But then he dropped this little snippet that made two-wheel fans’ ears perk up when asked about whether a Bird competitor might be in the offing:
Scott’s top-rung e-MTB is one of the best-looking e-bikes available. Not only that, it’s also kitted out with outstanding components, including Shimano Di2 electronic shifting and Scott’s proprietary TwinLoc remote suspension mode shifter (open/trail/lockout).  Shimano's Steps motor will get you reliably up to speed along the varied trails this bike is made for, while its powerful Zee brakes will slow you down again. Its quality can't be disputed. Other price points available.
My second e-bike, and it is amazing. 40 miles range on full assist, 4 levels of torque sensor assist, one level cadence sensor assist, one level throttle only, 20 speed, forks have 120mm of range, and the 500 watt battery is very powerful. The seat was too hard, so I replaced it with a gel seat and installed a BodyFloat under the seat. Also installed a rack.
With different degrees of assistance at your fingertips, riders of varying fitness levels are easily accommodated on the same ride too. Which, depending on who’s setting the pace, can bring a social aspect back to big days out, because you can all ride together and the assistance from the motor makes it that much easier to string a coherent sentence together even on the steepest climbs.
Since the pedal assist doesn’t engage while coasting, climbing is where this bike really shines. We tested the bike on southern California’s fire roads, undulating traverses, and on some very steep, rocky, loose, and technical trails—the kind of stuff even the most skilled and fit riders would normally find themselves hiking up—and on the Turbo Levo we were able to ride all of it, and have a blast doing so. 
Weight isn’t anything like a critical as one would assume. Weight distribution however is a different matter and this is where geometry, specifically the ratio of the front centre measurement to the chain stay length really comes into play. Battery placement is important too, and smaller batteries give an edge in the handling stakes while robbing the bike of range.
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.
Battery-electric locomotive Battery electric vehicle Cater MetroTrolley Electric aircraft Electric bicycle Pedelec Electric boat Electric bus Battery electric bus Electric car Electric truck Electric platform truck Electric vehicle Electric motorcycles and scooters Electric kick scooter Gyro flywheel locomotive Hybrid electric vehicle Hybrid train Motorized bicycle Neighborhood Electric Vehicle Plug-in electric vehicle Plug-in hybrid electric vehicle Solar vehicle Solar car Solar bus
Whether you need to fly uphill with ease, rip downhill terrain at speed, or your rides simply demand all of the above, we've designed and engineered every mountain bike in our line to be the best performing machines for the way that you ride. From ultra-lightweight XC hardtails to our World-Championship-proven FSR suspension designs found on our trail and downhill bikes, you'll find the ideal setup for your riding style.
Controllers for brushless motors: E-bikes require high initial torque and therefore models that use brushless motors typically have Hall sensor commutation for speed and angle measurement. An electronic controller provides assistance as a function of the sensor inputs, the vehicle speed and the required force. The controllers generally allow input by means of potentiometer or Hall Effect twist grip (or thumb-operated lever throttle), closed-loop speed control for precise speed regulation, protection logic for over-voltage, over-current and thermal protection. Bikes with a pedal assist function typically have a disc on the crank shaft featuring a ring of magnets coupled with a Hall sensor giving rise to a series of pulses, the frequency of which is proportional to pedaling speed. The controller uses pulse width modulation to regulate the power to the motor. Sometimes support is provided for regenerative braking but infrequent braking and the low mass of bicycles limits recovered energy. An implementation is described in an application note for a 200 W, 24 V Brushless DC (BLDC) motor.[43]
×