Electric bikes and E-bike kits (bikes with electric conversion kits) are part of a wide range of Light Electric Vehicles (LEVs) that provide convenient local transportation. Generally designed for one person and small cargo capacity, electric bike range, speed, and cost are moderate. For most of us, the majority of our trips are less than 20 miles - within the range of most e-bikes considering the latest advances in affordable lithium batteries. Clean, quiet, and efficient LEVs offer the advantages of an extra car without the burdens.

Kalkhoff's electric-assist bicycles start with the same high-quality, sleekly designed bikes that Kalkhoff has been developing for 90 years. A state-of-the-art, brushless, centrally-located motor provides a smooth, predictable power-assist directly to the drive train. Kalkhoff e-bikes come fully-equipped with a variety of features to ensure that your commute, shopping trip, or outing is safe, comfortable and fun.


ELECTRONIC CONTROL  The Zero-Smart-Start speed controller delivers ease of use and smooth drive control and offers a multi-function variable speed output.  It is state of the art, producing consistent efficient power.  The automatic Pedal Assist mode produces a power burst that dramatically assists the pedaling effort.  The Zero-Smart-Start electronic throttle control allows the rider to relax and not pedal at all. 
Thankfully, the Pendleton Somerby is an affordable option which, though not as high performing as some pricier e-bikes, offers a chance for a beginner or less serious cyclist to venture into the electric bike world. With a classic, elegant, low step through frame, getting on is as easy as possible. This is to all intents and purposes a city bike, from its look to the mudguards and chainguards that keep your clothes pristine, and the space for a luggage rack. 
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.
This bike impressed me right when I saw it. I love that Haibike offers spec-heavy options with the Yamaha PW system. I think the PW system gets a bad rep sometimes for being less powerful than the Bosch, but to be totally honest not everybody needs the power of a Bosch system. Haibike makes up for the lower torque of the PW system by offering a premium Shimano Deore XT drivetrain with 20 speeds. This is great for riders who want to stay in the action a bit more, but still not arrive sweaty and out of breath.
Glenn has over 15 years of experience building bicycle wheels and has worked for and with the local cycling community in the Philadelphia area for the past 20 years. Glenn is in charge of all wheel building activities at E-BikeKit and oversees quality control on wheels built in the Newportville, PA location. Since joining E-BikeKit in early 2010 Glenn has had a huge impact on the success of the company...
Electric bikes are categorized by classes: Class 1 ebikes are pedal-assist cycles with a top speed of 20 mph. (Some localities have banned Class 2 and Class 3 ebikes, which are throttle on demand.) The trick to using a Class 1 bike is to, well, pedal. “If the pedals stop, the bike doesn’t go,” says Saltvold, who describes using an ebike as akin to running on a moving walkway in an airport terminal. Whitaker notes that customers say they switch off the pedal-assist to get more exercise, then turn it back on when going up a hill or wanting to increase their speed.
Another great thing about this particular electric bike is that it comes with a Nuvinci shifter and belt drive system. This replaces a traditional derailleur, chain, and cassette. This means there is no need to tune your drivetrain or fix a broken chain. Nuvinci systems are virtually maintenance free, which is great for beginning bike tourists who don’t want to spend half a day figuring out what went wrong with their drivetrain.
E-bikes use rechargeable batteries and the lighter ones can travel up to 25 to 32 km/h (16 to 20 mph), depending on local laws, while the more high-powered varieties can often do in excess of 45 km/h (28 mph). In some markets, such as Germany as of 2013, they are gaining in popularity and taking some market share away from conventional bicycles,[1] while in others, such as China as of 2010, they are replacing fossil fuel-powered mopeds and small motorcycles.[2][3]
The two most common types of hub motors used in electric bicycles are brushed and brushless. Many configurations are available, varying in cost and complexity; direct-drive and geared motor units are both used. An electric power-assist system may be added to almost any pedal cycle using chain drive, belt drive, hub motors or friction drive. BLDC hub motors are a common modern design. The motor is built into the wheel hub itself, and the stator fixed solidly to the axle, and the magnets attached to and rotating with the wheel. The bicycle wheel hub is the motor. The power levels of motors used are influenced by available legal categories and are often, but not always limited to under 750 watts.
Fast and fun on the trail, the SDURO HardNine handles rough terrain with ease, while its large tires roll over most obstacles without missing a beat. The pedal assist makes for quick, energy-saving climbing and the bike descends surprisingly well, too. Its front suspension provides a nice level of cushion on bumpy trails and while we missed having a full-suspension on this model, that would have added additional weight and costs.
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]
I think this is a super interesting bike. I like seeing IZIP stepping into the world of Brose motors. Brose bikes always look clean and refined because of the battery integration. This bike is a pretty great value for what you get. Totally integrated lights, rear rack, fenders, and plus sized tires are all great to have. I wish it had a dual chainring in the front, but you can always add one on a Brose motor.
So… Welcome to E-BikeKit.com. We’re glad you’re here and we appreciate the opportunity to earn your electric bike kit business. We recommend you do your research before buying your electric bike kit. Please look at E-BikeKit reviews from real customers, browse the web and social media pages and pick up the phone to give us a call to speak with our staff. Rest assured when you decide to buy, with the E-BikeKit, you’ll be purchasing the best quality electric bike kits and batteries, and more importantly, you’ll be purchasing from a true industry leader with a proven record of personal service.
E-bikes are zero-emissions vehicles, as they emit no combustion by-products. However, the environmental effects of electricity generation and power distribution and of manufacturing and disposing of (limited life) high storage density batteries must be taken into account. Even with these issues considered, e-bikes are claimed to have a significantly lower environmental impact than conventional automobiles, and are generally seen as environmentally desirable in an urban environment.[65]
From the tropics to the polar caps, Stark Drive is designed to handle a broad range of temperature conditions with a ruggedized frame and high quality battery pack as well as all terrain tires (standard) or even our fat tire model. Take Stark Drive with you wherever you go. When Designing Stark Drive in Stockholm Sweden we were very conscious of the fact that weather effects battery life on your electric bike so we designed our electric bike with this in mind.
I picked this bike because it’s definitely one of the lowest cost 28mph bikes out there that is still high quality. Magura MT4 hydraulic disc brakes keep you good and safe. The geometry provides a comfortable ride. Personally, I don’t always think a suspension fork is totally necessary since they are less efficient. If you’ve got a pretty smooth road to ride this is a great option.
{"id":1475554639938,"title":"SONDORS Fold Sport (NOVEMBER SHIPPING)","handle":"sondors-fold-sport-shipping-nov18","description":"","published_at":"2018-01-22T06:00:00-08:00","created_at":"2018-07-27T11:26:22-07:00","vendor":"SONDORS Electric Bikes","type":"Electric Bike","tags":["Battery","bike","folding bike","gear","ion","lithium","motor","shimano","sondors","SONDORS Fold","sondors folding bike","tire"],"price":99900,"price_min":99900,"price_max":99900,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":12819691798594,"title":"Navy","option1":"Navy","option2":null,"option3":null,"sku":"186","requires_shipping":true,"taxable":true,"featured_image":{"id":3973565022274,"product_id":1475554639938,"position":1,"created_at":"2018-08-02T12:53:18-07:00","updated_at":"2018-08-06T05:24:29-07:00","alt":"SONDORS Fold Sport (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1023,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/NAVY.jpg?v=1533558269","variant_ids":[12819691798594]},"available":true,"name":"SONDORS Fold Sport (NOVEMBER SHIPPING) - Navy","public_title":"Navy","options":["Navy"],"price":99900,"weight":136078,"compare_at_price":null,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":""},{"id":12819691831362,"title":"Black","option1":"Black","option2":null,"option3":null,"sku":"184","requires_shipping":true,"taxable":true,"featured_image":{"id":3973564825666,"product_id":1475554639938,"position":3,"created_at":"2018-08-02T12:53:17-07:00","updated_at":"2018-08-06T05:24:29-07:00","alt":"SONDORS Fold Sport (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1023,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/BLACK.jpg?v=1533558269","variant_ids":[12819691831362]},"available":true,"name":"SONDORS Fold Sport (NOVEMBER SHIPPING) - Black","public_title":"Black","options":["Black"],"price":99900,"weight":136078,"compare_at_price":null,"inventory_quantity":5,"inventory_management":"shopify","inventory_policy":"deny","barcode":""},{"id":12819691864130,"title":"Silver","option1":"Silver","option2":null,"option3":null,"sku":"185","requires_shipping":true,"taxable":true,"featured_image":{"id":3973565120578,"product_id":1475554639938,"position":2,"created_at":"2018-08-02T12:53:19-07:00","updated_at":"2018-08-06T05:24:29-07:00","alt":"SONDORS Fold Sport (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1023,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/SILVER.jpg?v=1533558269","variant_ids":[12819691864130]},"available":true,"name":"SONDORS Fold Sport (NOVEMBER SHIPPING) - Silver","public_title":"Silver","options":["Silver"],"price":99900,"weight":136078,"compare_at_price":null,"inventory_quantity":12,"inventory_management":"shopify","inventory_policy":"deny","barcode":""}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/NAVY.jpg?v=1533558269","\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/SILVER.jpg?v=1533558269","\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/BLACK.jpg?v=1533558269"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/NAVY.jpg?v=1533558269","options":["Color"],"content":""}
Though aside from the extra battery and abundance of included accessories, Riese and Muller’s use of a Gate’s belt drive means no shifting of gears, no greasy maintenance, and much higher durability. If you have the money to spend, Riese and Muller’s Delite nuvinci is one of the best on the market and an ebike we just couldn’t get enough of during our own tests.

Bicycles featuring pedal power were developed during the subsequent decades of the 19th century, with the most emblematic example being the bicycle we know today as the Penny-Farthing. The bike was named based on the substantial difference in its wheel size resembling the larger and smaller Penny and Farthing coins, respectively. These bicycles were wildly popular among the well heeled upper classes of Europe and America despite their penchant for launching riders head first over the large wheel, not to mention their relative difficulty to mount and dismount.
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.
Back to the bike. I’ve gotta be honest, it doesn’t look half bad. The battery fits into the downtube, which is way better than those crazy brackets you see on cheap ebikes. The welds are also smoothed over, like an old Aluminum Cannondale. The drivetrain is a mix of parts, with Shimano Altus in the rear. Altus is a mountain bike groupset, but on the very low end.
The eBike stimulates our mobility and is one of the most agile, comfortable and simply smartest vehicles of our time. With positive impact on our health, environment, and society. The modern components and the freedom in design of the Bosch drive systems represent the foundation for a diverse choice from the bike manufacturers - regardless if it is a mountain bike, trekking, city, or a touring bike.
To be honest, this bike is really designed for city commuters or kids riding around the suburbs. The fact that it’s foldable will let you carry it on the bus, on the train or even on the plane. It’s just not designed for heavy riding, long distances or tough terrains. If you want something sleek and fabulous at a fraction of the cost of most other e-bikes, this baby’s for you.
Having never ridden one before, I took a few electric bikes out to review in Central London and was an instant convert. For a commuter, they're ideal. While you still feel you've done exercise, the assistance means you won't arrive at work in a hot and sweaty state. The power boost whenever you start from a standing position is ideal for a speedy getaway at a traffic light with buses and lorries right behind you. And you'll get a nice ego boost every time you effortlessly ride past a struggling regular cyclist.
I tested the Sduro 8.0 towards the end of last year (there's a new range out for 2018) and was surprised by its nimbleness. You expect e-bikes to be less maneuverable than their acoustic predecessors, but, pelting down some bespoke forest paths near Pedal & Spoke in the Surrey hills, I found I completely forgot that there was a box of electronic EPO on my frame. Partly, that's because the battery is cleverly integrated into the frame to decrease drag; mostly, it's because the suspension is soft and the steering nimble, much like a normal mountain bike.
The wiring could be better, but I think I’m going to make some adjustments to that myself. It’s also worth noting that the motor is in the rear hub just like a basic commuter ebike. This will affect the way it feels, as bottom bracket motors give a more seamless “pedal assist” experience. Of course, this bike seems like it’s made as practical transportation. To me, anything that gets cars off the road is a good thing so lets take it for a ride.
Featuring a Bosch Performance CX motor, a Suntour Aion air suspension fork, X-Fusion O2 air-sprung element rear shock, and 27.5-inch Schwalbe Almotion tires, the Delite nuvinci is the perfect commuter slash “town and country” ebike. But at more than $6,000, the price is sure to stop people in their tracks. However, Riese and Muller make every one of those dollars count as it’s included a slew of accessories which make the bike that much more appealing. From an included Abus bike lock and integrated lighting to water bottles (and holders) and built-in luggage rack, little to no after-market additions are necessary.
A representative for another large international bicycle company informed me that his company is now shifting its production of their 2019 electric bicycle models to two other Southeast Asian countries to avoid the import tariffs on Chinese e-bikes. The source spoke on condition of anonymity as he was not authorized to speak publicly on the matter.
The Nuvinci hub system is the best geared hub that I have ever used. There is literally no maintenance to be done on this drivetrain. I’d recommend buying it with the Gates Carbon belt because you’ll never run into issues like the chain falling off. You operate the Nuvinci system with a grip shifter and can of course shift even when you’re not moving.
“At $500 apiece,” he says, “the company would be selling e-bikes at a loss, once they factored in product liability insurance, quality control, regulatory compliance, safety testing, and post-sales service and support. Chinese e-bikes could certainly ‘leak’ into the U.S. market near that cost, be sold as a loss leader, or be marketed directly on eBay, but a fully costed business model could potentially lose up to $250 per bike.”

“The new tariffs that have hit our industry (and so many others) will be difficult to navigate. Not because they will hurt our business but because they hurt the American consumer. If the US were more manufacturing friendly I think most bike companies would be happy to manufacture here. However it is very expensive to manufacture in the US and overseas manufacturing is the only real way to offer the American consumer potentially life changing products.”
Having never ridden one before, I took a few electric bikes out to review in Central London and was an instant convert. For a commuter, they're ideal. While you still feel you've done exercise, the assistance means you won't arrive at work in a hot and sweaty state. The power boost whenever you start from a standing position is ideal for a speedy getaway at a traffic light with buses and lorries right behind you. And you'll get a nice ego boost every time you effortlessly ride past a struggling regular cyclist.
The second type of electric bike is a much smaller, often foldable unit designed for convenient urban (or suburban) commuting and for easy storage in minimal space. These compact electric bikes are perfect for trips of a few miles, and many are small and lightweight enough to be carried onto trains or buses, allowing their rider to make use of multiple types of transportation in a single trip, and to store their bike in a closet or even under a desk at work, at school, or at home.
While the first electric bicycle was invented way back in the 1890s, historically e-bikes have struggled to gain momentum, only breaking into the market in mainland Europe at the turn of the 21st century. E-bikes now account for 38.5pc of all bicycles sales in Germany (Holland and France and also big players); belatedly, the trend is starting to register in the UK. Battery assisted bikes now make up around a third of bike sales at Evans Cycles West End.
Others questioned the weight. The Indiegogo campaign claims the steel-framed e-bike weighs just 45 pounds complete, but that’s highly unlikely, says Court Rye, owner of the Electric Bike Review website. He’s posted an 18-minute YouTube video of his thoughts about the Storm eBike that he says tries to strike a balance of appreciation for the low price point and realistic expectations.
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.
{"id":1475552477250,"title":"SONDORS Fold Z (NOVEMBER SHIPPING)","handle":"sondors-fold-z-shipping-nov18","description":"","published_at":"2018-01-22T06:00:00-08:00","created_at":"2018-07-27T11:25:47-07:00","vendor":"SONDORS Electric Bikes","type":"Electric Bike","tags":["Battery","bike","folding bike","gear","ion","lithium","motor","shimano","sondors","SONDORS Fold","sondors folding bike","tire"],"price":84900,"price_min":84900,"price_max":84900,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":12819685474370,"title":"Flame","option1":"Flame","option2":null,"option3":null,"sku":"183","requires_shipping":true,"taxable":true,"featured_image":{"id":3973527928898,"product_id":1475552477250,"position":2,"created_at":"2018-08-02T12:43:13-07:00","updated_at":"2018-08-06T05:24:32-07:00","alt":"SONDORS Fold Z (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1024,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Flame.jpg?v=1533558272","variant_ids":[12819685474370]},"available":true,"name":"SONDORS Fold Z (NOVEMBER SHIPPING) - Flame","public_title":"Flame","options":["Flame"],"price":84900,"weight":136078,"compare_at_price":null,"inventory_quantity":9,"inventory_management":"shopify","inventory_policy":"deny","barcode":""},{"id":12819685507138,"title":"Black","option1":"Black","option2":null,"option3":null,"sku":"180","requires_shipping":true,"taxable":true,"featured_image":{"id":3973527961666,"product_id":1475552477250,"position":3,"created_at":"2018-08-02T12:43:14-07:00","updated_at":"2018-08-06T05:24:32-07:00","alt":"SONDORS Fold Z (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1024,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Black.jpg?v=1533558272","variant_ids":[12819685507138]},"available":true,"name":"SONDORS Fold Z (NOVEMBER SHIPPING) - Black","public_title":"Black","options":["Black"],"price":84900,"weight":136078,"compare_at_price":null,"inventory_quantity":5,"inventory_management":"shopify","inventory_policy":"deny","barcode":""},{"id":12819685539906,"title":"Pistol","option1":"Pistol","option2":null,"option3":null,"sku":"181","requires_shipping":true,"taxable":true,"featured_image":{"id":3973527896130,"product_id":1475552477250,"position":1,"created_at":"2018-08-02T12:43:12-07:00","updated_at":"2018-08-06T05:24:32-07:00","alt":"SONDORS Fold Z (NOVEMBER SHIPPING) - SONDORS Electric Bikes","width":1024,"height":660,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Pistol.jpg?v=1533558272","variant_ids":[12819685539906]},"available":true,"name":"SONDORS Fold Z (NOVEMBER SHIPPING) - Pistol","public_title":"Pistol","options":["Pistol"],"price":84900,"weight":136078,"compare_at_price":null,"inventory_quantity":10,"inventory_management":"shopify","inventory_policy":"deny","barcode":""}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Pistol.jpg?v=1533558272","\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Flame.jpg?v=1533558272","\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Black.jpg?v=1533558272"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1439\/6088\/products\/Fold_Z_Pistol.jpg?v=1533558272","options":["Color"],"content":""}
×