New Yamaha PWseries C2 2024 e-bike engine performance power datasheet all you need to know


Over the past 30 years, Yamaha has developed a successful line of compact, lightweight, torque-generating power units that are distinguished by their instantaneous and smooth power delivery. Using state-of-the-art electronic control technologies, Yamaha drive units convey a natural feel that offers a uniquely enjoyable riding experience. Adopted by many of the leading eBike brands, Yamaha drive units have established themselves around the world for their superior quality, exceptional reliability and efficient global support.

New PWseries C2: perfect for everyday city driving

Yamaha's wide range of compact and high-tech drive units is further strengthened with the launch of the new PWseries C2, a lightweight, stylish and versatile eBike drive unit intended for urban commuting and everyday commuting.

Developed from the highly successful PW-CE model, the new PWseries C2 power unit delivers 10% more torque than its predecessor, providing increased overall performance on the road.

Compact and silent

Its small size gives eBike designers the freedom to create a handling and agile frame with good ground clearance, while its extremely quiet operation improves the overall riding experience and contributes to a more pleasant environment for everyone.

Powerful and light

Developing a torque of 55Nm, the PWseries C2 offers excellent performance both on city streets and in rural areas. Whether used for commuting or short city trips, this high-tech eBike motor delivers instant performance combined with a natural ride feel. At just 3kg, the PWseries C2 far outweighs its weight, making it one of the most desired drive units for many types of entry-level eBikes.

Class leading driver assistance technologies

With 30 years of experience in designing and manufacturing eBike drive units, Yamaha is one of the leading brands in the development of sophisticated riding assistance technologies. The new PWseries C2 drive unit features state-of-the-art Yamaha software that responds instantly to changing conditions to give the rider smooth, even and natural pedal assistance.

Automatic assistance mode

Thanks to a series of sensors, the automatic assist mode of the PWseries C2 drive unit can switch to one of four different settings, depending on the type of driving. This ability to react instantly to particular situations, such as slopes or headwinds, allows the right level of power to be sent to the pedals whenever needed, making this new drive unit ideal for different types of riding, from busy city streets to hilly trails.

Four levels of assistance and deactivation

Cyclists can choose one of four different levels of assistance (High, Standard, Eco and Eco+) which allow them to manage their performance according to their type of riding. Cyclists also have the opportunity to select an assistance mode based on their range needs.

Walk assist function

When the eBike is pushed, the Walk Assist function provides additional assistance which makes it easier to move when parking or crossing a pedestrian zone.

Compatible with all Yamaha displays and batteries

The PWseries C2 drive unit is fully compatible with all Yamaha displays and batteries, giving eBike manufacturers greater design flexibility and making this new drive unit an attractive option for new models aimed at urban commuting and everyday commuting.

Main technical characteristics of the PWseries C2

New, versatile drive unit for basic eBike models

Intended for urban commuting and daily travel

Developed from the highly successful PW-CE model with a torque of 55Nm, 10% more than the previous PW-CE model

Extremely quiet operation

Only 3 kg in weight

Compact size


Four levels of assistance modes in addition to deactivation, also available in automatic assistance mode

Walk assist function

Compatible with all Yamaha displays and batteries

Maximum assistance speed of 25km/h