
Electric mountain bikes are generally classified as Class 1, where power is delivered only while the rider is pedalling. In the US, Class 1 electric bikes are limited to a top speed of 20 mph, and their motors are designed with a speed governor to regulate it. However, some electric bikes have more powerful motors that enable them to assist with pedalling up to higher speeds of 28 mph. These higher-speed bikes are often used for commuting longer distances and can only be used on the roads.
Characteristics | Values |
---|---|
Max speed | 28 mph |
Motor power | 250-750w |
Motor type | Mid-drive or rear hub |
Throttle | Not standard |
Top speed in the US | 20 mph |
What You'll Learn
- Electric mountain bikes are generally classed as Class 1, where power is delivered only when the rider is pedalling
- The top speed of Class 1 bikes is 20mph
- Class 3 bikes can reach speeds of 28mph
- The motor will cut out automatically when a certain speed is reached to remain compliant with the classification level
- The most powerful motors on electric bikes are 1000w, but many states cap the max power at 750w
Electric mountain bikes are generally classed as Class 1, where power is delivered only when the rider is pedalling
However, some electric bikes have more powerful motors that enable them to assist with pedalling up to higher speeds of 28 mph. These are often used for commuting longer distances and can only be used on the road. These bikes are classed as Speed Pedelecs.
In other countries, e-bikes are classified differently, and many countries do not allow e-bikes to assist riders beyond 20 mph. For example, in the US, anything above 750w is classed as a different vehicle.
Electric mountain bikes generally feature one of two types of motors: mid-drive motors, which are contained in the frame at the bottom of the bike between the pedals; and rear hub motors, which are built into the rear wheel. Bikes with rear hub motors are generally less expensive but are also less powerful. A mid-drive motor will almost always offer more power.
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The top speed of Class 1 bikes is 20mph
Electric mountain bikes generally fall into three classes. Nearly all electric mountain bikes are Class 1, where power is delivered only while the rider is pedalling. In the US, Class 1 electric bikes are limited to a top speed of 20mph, and their motors are designed with a speed governor to regulate this. These bikes resemble modern mountain bikes, but they have significant battery packs and small motor units integrated into the frame design. The e-MTB pedal-assist motor is typically built around the bottom bracket and provides varying levels of pedalling "support" directly into the drivetrain while the cranks are turning.
Class 3 bikes have a max assist speed of 28mph, but throttle is not standard equipment. Many countries do not allow e-bikes to assist riders beyond 20mph.
Some electric bikes have more powerful motors that enable them to assist with pedalling up to higher speeds of 28mph. These are often used for commuting longer distances and can only be used on the roads.
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Class 3 bikes can reach speeds of 28mph
Electric mountain bikes are generally classified into three classes. Nearly all electric mountain bikes fall into Class 1, where power is delivered only while the rider is pedalling. In the US, Class 1 electric bikes are limited to a top speed of 20 mph, and their motors are designed with a speed governor to regulate it.
Class 3 bikes can reach speeds of 28 mph with motor assist. However, a higher power motor may be suitable if you plan to take your journeys off the beaten track, since an off-road mountain bike will require more power than a city bike to achieve similar speeds.
Some electric bikes have more powerful motors that enable them to assist with pedalling at higher speeds of 28 mph. These are often used for commuting longer distances and can only be used on the roads.
It is possible to find e-bikes outfitted with up to 1000w motors and even beyond. However, many states cap the max permissible power of an e-bike at 750w, anything higher is classed as a different vehicle.
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The motor will cut out automatically when a certain speed is reached to remain compliant with the classification level
Electric mountain bikes are generally classified as Class 1, which means that power is only delivered while the rider is pedalling. In the US, Class 1 electric bikes are limited to a top speed of 20 mph, and their motors are designed with a speed governor to regulate this. The motor will cut out automatically when this speed is reached to remain compliant with the classification level.
Other countries classify e-bikes differently, and many do not allow e-bikes to assist riders beyond 20 mph. However, some electric bikes have more powerful motors that enable them to assist with pedalling up to higher speeds of 28 mph. These are often used for commuting longer distances and can only be used on the roads.
Electric mountain bikes generally feature one of two types of motors: mid-drive motors, which are contained in the frame at the bottom of the bike between the pedals; and rear hub motors, which are built into the rear wheel. Bikes with rear hub motors are generally less expensive but are also less powerful. A mid-drive motor will almost always offer more power.
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The most powerful motors on electric bikes are 1000w, but many states cap the max power at 750w
Electric mountain bikes generally have a maximum speed of 20 mph, although some can reach up to 28 mph. The most powerful motors on electric bikes are 1000w, but many states cap the max power at 750w. This is because anything higher is classed as a different vehicle.
Electric mountain bikes generally feature one of two types of motors: mid-drive motors, which are contained in the frame at the bottom of the bike between the pedals; and rear hub motors, which are built into the rear wheel. Bikes with rear hub motors are generally less expensive but are also less powerful. A mid-drive motor will almost always offer more power.
Nearly all electric mountain bikes fall into Class 1, where power is delivered only while the rider is pedalling. These bikes are limited to a top speed of 20 mph, and their motors are designed with a speed governor to regulate it. These types of e-bikes resemble modern mountain bikes, but they have significant battery packs and small motor units integrated into the frame design. The e-MTB pedal-assist motor is typically built around the bottom bracket and provides varying levels of pedalling “support” directly into the drivetrain while the cranks are turning.
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Frequently asked questions
Most electric mountain bikes are Class 1, which means they have a maximum speed of 20mph.
A Class 1 electric mountain bike is one where power is only delivered when the rider is pedalling.
A Class 3 electric mountain bike has a maximum speed of 28mph.
A Class 1 electric mountain bike is limited to a top speed of 20mph, whereas a Class 3 electric mountain bike can reach speeds of up to 28mph.