Care Tips to Protect the E-bike Motor

OCT 14, 2022


Do you own an e-bike? If so, you must be looking for all the information you need regarding an E-bike motor. Keep reading! In this article, we will tell you all about e-bike motors and how they work.

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1. What Is an E-Bike Motor? 

The motor fitted inside an electric bike lets the user pedal. This implies you can make it up steeper inclines with less effort and go faster overall. Simply put, they lessen the effort required to propel the bicycle forward by pedaling.

Furthermore, after you've reached your desired pace, the electric motor in your bike makes it easier to keep going at that rate. Moreover, many modern e-bikes include a throttle that allows the rider to forego pedaling completely.

It's common for eBikes to need less than a kilowatt of power since 1,000 watts is too much. Instead of horsepower, e-bikes are often measured in un-prefixed watts, with output typically falling between 250 and 900.

That's the equivalent of between 0.3 and 1.2 horsepower. A more powerful e-bike, like a faster automobile, can do things like carrying additional weight at higher speeds up a steep slope or accelerate more rapidly.

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2. What Makes It So Important?

With the help of an electric motor, an e-bike reduces the effort required to maintain forward motion while riding. Because of this, you'll be able to go farther and faster with less effort and stay on your bike longer than on a regular bike.

It's worth noting that, due to legal constraints, the maximum speed at which most e-bike motors may operate is usually 25 kilometers per hour. The bikes fitted with efficient motors help you comply with such requirements.

E-motor bikes are also fuel efficient and make a greener alternative to conventional bike motors.

3. How Does It Work?

Electric motors, at their core, are converters, taking electrical energy and turning it into mechanical motion. Unlike traditional electric motors, which rely on brushes to switch the direction of current flow, the BLDC motors used in e-bikes are completely brushless.

Brushes were formerly commonplace in electric motors but were phased out over a decade ago because of their negative impact on efficiency and the tendency for motors to wear down over time. If you take apart a BLDC motor, you'll see several wires wrapped in a circle around a group of poles.

That part is called the stator, acting as an electromagnet when the motor controller draws electricity from the battery. You may find a group of permanent magnets arranged within or outside the stator in a circle. Depending on the BLDC motor, the rotor's magnets will be oriented differently concerning the stator.

To fully comprehend how electric bike motors function, one must fully grasp the connection between the rotor and the stator. Electromagnets on the stator repel and attract permanent magnets on the rotor, causing the rotor to spin when electricity is sent through it in a circular pattern.

A shaft is connected to the stator. When you pedal, the mid-drive motor's tiny chainring rotates and produces torque, helping you out. Hub motors don't have a rotating axle since the shaft doubles as the axle. As an alternative, the rotor rotates, which in turn spins the motor hub and produces torque to turn the wheel.

4. Things to Ponder When Buying Electric Bike Motor

E-bikes allow you to glide past other bikers on your Sunday ride, get a leg up on hills, and make longer commutes possible. Plus, they're a lot of fun. And they're making cycling accessible to people of all ages and backgrounds, which means more bikes on the road.

Like traditional bicycles, electric bikes arrive in a wide variety of styles and speeds. A wide variety of electric bicycles are already available. As time goes on, manufacturers improve their batteries to be smaller, lighter, and more durable. The prices have been dropping as well.

Let's get started, then! Here are the three most important factors to consider while shopping for an electric bicycle, as outlined by us.


When it comes to efficiency of the e-bike motor, first know that electric bikes motors are of two types; mid drive and hub. Hub motors are the most economical options; however, they are not as efficient as the mid drive motors. If your traveling is mostly on the flat roads, you can go for the hub motor. Mid drive motors are expensive yet more powerful. The mid area of the motor not just increases torque but it also makes bike more balanced overall. If your traveling mostly includes riding up the hills, a mid drive motor is an ideal choice.


On average, the e-bike motor weight is approximately 10 lbs( A motor is much lighter than 10 lbs), which is also considered as an optimal weight. The whole motor system (including its components) generally weighs around 8-10 lbs. However, the motor itself weighs just 4-5 kg. The fact that a larger part of the ebike’s weight depends upon the motor system weight, it can be said that the lighter the motor system, the lighter the bike is, and vice versa.

Peak Power Output

When it comes to mortor power output, most of the e-bike motors fall in between the range of 250 to 750 watts, which is a good choice. The ebikes with 250-watt motor are the most popular choice besides being more economica, as they provide sufficient power for the small hills and flat surface. These motors also let you maximixr your ebike battery range.

If you want a motor with more power output, you can consider even higher wattage as it will ensure more assistance and better accelerations while riding up the steep hills.

5. Tips to Protect the E-bike Motor

The motor of an electric bike seems to be the component that needs the most incredible attention. As a result, maintaining a high level of operational excellence inside it is essential for the safety and effectiveness of an electric bicycle. You may either do the upkeep on the motor of your e-bike on your own or take it to a reputable bicycle store to get it serviced. Both options are available to you.

Because most readers either do not have the necessary technical knowledge or do not have a home workshop equipped with the required equipment, we recommend that they choose the latter option. In addition, it is essential to have the appropriate gear and knowledge to use it effectively. You also shouldn't underestimate the time and work required to service your electric motor.

A few specific chores must be completed to keep an electric bicycle's motor in good working order. It is necessary to check both the external and internal sensors, such as those used to measure speed and the power supplied by the driver.

Once this information is available, the e-bike motor will only be able to give the appropriate amount of power assistance as well as the corresponding throttling to 25 kilometers per hour (for traditional e-bikes) or 45 kilometers per hour (for higher-end e-bikes) (for S-pedelecs).

In addition, professional e-bike maintenance can include lubricating the gearbox, fixing the wiring, or changing out the gear wheels.

Don't Ride Your E-bike Through Water

E-bike motors are sensitive to water and moisture and may be severely damaged by either. Protecting your bike from the elements is essential by storing it somewhere dry and warm. Make sure the engine compartment stays dry while you clean the rest of your bike. Consider purchasing a watertight cover for your e-bike if you must ride in rainy weather.

Don't Let Your E-bike Rust

E-bike batteries are susceptible to harm if not maintained correctly, so keep an eye on them. Check the battery often, and avoid letting it get rusted. The battery's capacity to retain a charge might be impaired if it is allowed to get rusted. Never let the battery die entirely; instead, charge it often.

Clean Your E-bike Regularly

Cleaning your e-bike motor regularly is one of the most excellent methods to prolong its life. Always clean the engine area and wipe off the bike after each ride. You may clean it with a damp cloth and some gentle soap. The engine will stay cooler and more issues will be avoided if this is done.

Don't Overheat the Motor

Electric bicycle motors often have overheating problems. If it's hot outside, don't ride, and pull over to cool down the engine if it gets there. Even though most motors have built-in cutoff gear that disables the motor if it becomes too hot, you must take care to prevent damage. The motor region should be kept clean of impediments to optimal heat dissipation.

Inspect Your E-bike Motor

A typical problem with electric bike motors is overloading. Take care not to overload the bike, and remove any unnecessary attachments that can make it heavier. It would be best if you didn't ride your ATV up steep slopes or in deep sand because it puts extra stress on the motor. Also, avoid doing any tricks on the bike that can put extra strain on the engine.

Use Only the Original E-bike Manufacturer's Parts

Maintenance and regular visits to a professional mechanic are musts for your bike. Regular expert maintenance and using the original E-bike manufacturer's parts are recommended for your e-bike, even if you are careful with it. This will guarantee that everything is functioning as it should and allow for the early detection of any issues.

Keep Your Bike Safe from Extreme Temperatures

Don't leave your e-bike exposed to extreme heat or cold since this might harm the motor. Keep the bike in a dry, cool area. The engine should be kept out of any very hot or cold environments. The motor's make and model will dictate how long the bike may be stored at a specific temperature.

Cover It from Sun

The bike should not be in the sun on sweltering days. As with high temperatures, prolonged exposure to direct sunlight may wreak havoc on the bike's engine, so it's best to keep it covered whenever possible. If you're not using the bike, keep it covered when not in use.


Parting Thoughts 

The rider of an electric bike has several benefits, including enhanced health and fitness, less financial outlay, and reduced environmental impact. These benefits make electric bikes desirable to riders with varying levels of cycling expertise and experience. Regardless of the kind of electric bike that you have, you must take proper care of the motor.

There are a variety of issues that might arise with the motor of an electric bike, including overheating. You can find detailed instructions on how to care for and maintain your electric bike in the owner's manual that came with it. If you follow these rules, you can guarantee that your motor will continue to operate efficiently for many years.