Stealth Electric Bikes redefine the ride experience. With a top speed of 30 mph (Fighter) and 50 mph (Bomber) in virtual silence, they are the toughest and most powerful hybrid electric bikes available anywhere in the world. Stealth bikes combine cutting edge technology with pedal power allowing the rider to experience the freedom, silence and agility of a mountain bike, with the acceleration, speed and thrill of a dirt bike.
Whether the terrain is flat or hilly impacts the distance you can travel, as does the weight of the bike, your own weight, the gearing available on the bike, and how much juice you give it. We suggest that a distance of 10 to 20 miles is a realistic expectation. Of course, if you're prepared to do at least some pedaling, you can extend that dramatically.
{"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":""}
Thanks to clever engineering, the Electric Brompton folds up identically to the non-powered variety. It is heavier than a standard Brompton of course, but quite light by e-bike standards. It has small , suitcase-style additional wheels that come into play once folded up, and the way the weight is balanced means it is quite straightforward to trundle along in that state.  
A representative for Ancheer, a California-based e-bike company that sells some of the most affordable e-bikes in the US, expressed dismay over the tariffs in an interview with Electrek. Ancheer will regrettably be raising prices on their electric bicycles, but intends to try to absorb some of the cost to avoid passing on the entire 25% tariff to their customers.
The environmental effects involved in recharging the batteries can of course be reduced. The small size of the battery pack on an e-bike, relative to the larger pack used in an electric car, makes them very good candidates for charging via solar power or other renewable energy resources. Sanyo capitalized on this benefit when it set up "solar parking lots", in which e-bike riders can charge their vehicles while parked under photovoltaic panels.[66]
One reason for doing so is the way it is powered, which works in a manner that would be familiar to someone accustomed to a manual transmission car. Like a car, you start in a low gear and work your way up as you gain speed. Since the motor runs through your transmission as opposed to applying power directly to the axle, the gear you’re in really matters. The importance of gearing connects you much more to the road and the terrain, which means you are a more active rider than when using throttle-controlled electric bikes.
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.

Shell Eco-Marathon Americas Competition 2014 1st and 2nd Place Winners Both Used an Electric Bike Technologies Hub Motor! The Mater Dei Supermileage Team of Mater Dei High School, in Evansville, Ind., took the top spot in the Prototype category. The team built a vehicle using an electric bike motor from Electric Bike Technologies USA and won the electric plug in class at the 2012 Shell Eco Marathon Americas.  They raised the...
The Patriot DreamE results from the combination of the popular Day 6 bicycle with the Kinetic8-Fun mid-drive motor kit. The unique Day 6 styling eliminates leaning forward, so you sit perfectly upright. That means there is no more stress on wrists, neck, back, and crotch. It also means a superior breathing position and a better way to enjoy the scenery. The step-through design makes for easy mounts and dismounts, while the low seat allows the rider to reach the ground with both feet for stability and safety.

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.


For those looking to hit the trails instead of the pavement, Yamaha has you covered with their new YDX-TORC electric-assist bicycle, which is powered by a souped-up version of their mid drive known as the Yamaha PW-X center drive motor system, which the company claims offers the extra power needed for more adventure and exploration on the trails, including a fifth power assist setting. As a more powerful e-bike, the YDX-TORC also demands a higher price of $3,499.

7. Winner selection and notification: Winners of the Sweepstakes will be selected in a random drawing under the supervision of the Sponsor. Winners will be notified via e-mail to the e-mail address they entered the Sweepstakes with within five (5) days following the winner selection. Electric Bike Technologies LLC shall have no liability for a winner's failure to receive notices due to winners' spam, junk e-mail or other security settings or for winners' provision of incorrect or otherwise non-functioning contact information. If the selected winner cannot be contacted, is ineligible, fails to claim the prize within 15 days from the time award notification was sent, or fails to timely return a completed and executed declaration and releases as required, prize may be forfeited and an alternate winner selected. The receipt by winner of the prize offered in this Sweepstakes is conditioned upon compliance with any and all federal and state laws and regulations. ANY VIOLATION OF THESE OFFICIAL RULES BY ANY WINNER (AT SPONSOR'S SOLE DISCRETION) WILL RESULT IN SUCH WINNER'S DISQUALIFICATION AS WINNER OF THE SWEEPSTAKES AND ALL PRIVILEGES AS WINNER WILL BE IMMEDIATELY TERMINATED.
We Can Build It.   Built by hand in Pennsylvania, mostly by Harry and Alec. Custom Wheelbuilding Some people don't know that we build every one of our wheels here by hand in Pennsylvania. This lets us control each step of the process, ensuring that the spokes are uniform, straight, and undamaged, allowing us to apply spoke-prep to the spokes, oil to the nipple seats, and inspect the rims before...
Above all, the Brompton is a lot of fun to ride in urban settings. Its powerful enough to breeze up hills with near zero effort, but feels nimble. As with any Brompton, you probably won't win a half-mile sprint on it, but thanks to the pedal assistance, you most certainly will get off to a flying start. The reason it stands above other electric bikes is that Brompton has worked out how to apply power assistance to your pedalling so it feels natural. It also doesn't feel so much like it's trying to fight you once you reach the maximum, 15mph assisted speed.
Depending on local laws, many e-bikes (e.g., pedelecs) are legally classified as bicycles rather than mopeds or motorcycles. This exempts them from the more stringent laws regarding the certification and operation of more powerful two-wheelers which are often classed as electric motorcycles. E-bikes can also be defined separately and treated under distinct Electric bicycle laws.
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.  

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]
“Even if you deal with the tubing supply chain and consumer retail price tolerance, there is no supply chain here for the cables, shifters, crank sets, chains, saddles, and every other part. It would take decades to set all of this up, but you would first have to get consumers to the point where they will pay $1,800 for the bike that they could get for $400.”
Alec wants your wheels to be strong and true when they leave our doors, and a well-built wheel will stay that way for years.  Alec would rather be outdoors, but he comes in to E-BikeKit each day to make sure that you’ve got what you need to make your own outdoor adventures happen. A day when Alec can keep you rolling down the road and enjoying your bike is a...

What does this mean for anyone with Stark Drive that was backed with greater then a 250W motor? Quite simply, it means that as long as you have not modified Stark Drive in any way, and depending on your local countries regulations (if they differe with this EU Standard) you are now able to use your bike legally in your location no matter where you are in the EU.
Electric bikes or ebikes, widely popular in Europe and China, are steadily making their ascent in the U.S. bike market. Erik Saltvold, founder and owner of ERIK’s Bike Shop, a Midwest-based chain for bike sales and repairs, says the ebike is the fastest-growing specialty bike in the industry. Last October, market research company NPD Group reported that electric bike sales had grown 95 percent in the 12 months ending in July 2017, with sales totaling nearly $65 million.

The frame itself incorporates a series of mounts allowing you to easily trick-out the Road E+1 with a rack, fenders, or panniers to more aptly meet your touring requirements. Again, most touring purists will certainly scoff at the mere notion of pedal-assistance, however, individuals looking for more of a guided tour and less of a tour de force will swoon over the Road E+1.


“I can go on Alibaba, buy parts, set up shipments, and get people to buy these things,” she says. “The question comes on the support side. Will they have spare parts? Will they have tech support? Do they carry insurance? Real manufacturers of e-bikes have serious insurance in case something goes haywire or someone has an accident. That’s $20,000 to $30,000 a year.”
It's what's inside your motor that sets it apart from the rest. Quality parts and assembly We've written here before about how to choose a motor, the different types of motors, the performance differences between motors, etc. But today I want to show you what makes our motors different from other hub motors. Today, harry is replacing the axle on a customer's direct-drive motor. The bike was crashed and the...
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.
Motor: We have a blog post showing some motor differences: https://www.ebikekit.com/blogs/news/its-whats-inside-your-motor-that-counts Cabling is probably the #1 issue when something goes wrong. Good connectors, good cables, and good assembly (bike shop!) are crucial Strain reliefs on all cable joints! Where you have a junction box or a connector, the stress is concentrated over a small area near this stiff spot on the cable. This can cause small breaks on the internal...
The Liv Amiti-E+2 is a low-priced but highly versatile e-bike. It’s just as much at home on the pavement as it is on bike paths and rail trails. But don't feel constrained to groomed paths. Front suspension and 42mm-wide tires mean you can take on off-road detour on your way home from work. Speaking of work, this e-bike makes a great commuter thanks to rack and fender mounts and integrated lights for riding after dark. Internal cable routing and a nicely integrated battery make for clean lines and 9-speed shifters give you plenty of gearing options for whichever type of terrain you decide to tackle. This do-everything bike is great option if you’re riding includes a little bit of this and a little bit of that.
×