The Bafang BBS01 is a 250W mid-drive electric bike motor that has been gaining in popularity in recent years. This motor offers a number of advantages over other types of motors, making it an attractive option for those looking to convert their regular bike into an electric one. The Bafang BBS01 ebike conversion kit features a nominal power of 250W and a maximum torque of 80 Nm. The motor operates at 36V, weighs only 3.9 kg, and always delivers optimal performance. It's the first choice for modern eMTBs thanks to its lightning-quick reaction time. We think it really does offer impressive electric assistance support with incredible responsiveness.

bbs01 bafang mid drive kit

What is Bafang BBS01 250W ?

The Bafang BBS01 is a high performance electric bike motor that offers cyclists a unique and exciting experience. The BBS01 motor is a versatile and affordable electric bike kit that can be used to convert almost any bike into an electric bicycle. This motor is capable of speeds of up to 20mph and the battery pack provides enough power for up to 40 miles of travel, making it perfect for those who want to get around town quickly or enjoy a leisurely ride on the road. In addition, the BBS01 has a number of advanced features that make it an ideal choice for anyone looking for a powerful and reliable electric bike motor. It is very easy to install and comes with all the necessary parts. The kit includes a 250W motor, battery, controller, throttle and display.

Bafang BBS01B 36V 250W Technical Specification

bafang bbs01 250w
  • Model: Bafang BBS01
  • Position:  Mid Drive Motor
  • Power: 250W
  • Voltage: 36V
  • Current Controller: 15A
  • No Load Speed (RPM) : 83-87
  • Load Speed (RPM) : 78-83
  • Maximum Torque: 80 Nm
  • Maximum Speed: 40-45 km/h
  • Efficiency: > 80%
  • PAS Sensor: Speed sensor
  • Reduction Ratio: 1:21.9
  • Certification: CE/EN 14764/ROHS
  • Protection: IP65
  • Motor Weight: 3.9kg
  • Motor Kit Weight: 5.6-6.0kg
  • Length Of Bottom Bracket: 68mm
  • Motor Operating Temperature: -20°C-45°C

bafang 250W mid-drive kit

The Bafang 250W kit is one of the most popular electric bike conversion kits on the market. It's perfect for anyone looking to convert their regular bike.

The Bafang BBS01 mid drive kit includes everything you need to convert your bike including the motor, battery, controller, throttle, display and all the necessary cables. The motor is rated at 250 watts, which is enough to get you up hills and at high speeds. The battery is a 36 volt 10.4ah lithium-ion battery specially designed for the kit, giving you plenty of range for long journeys. The controller is a simple but effective unit that will allow you to control all aspects of the motor, including speed and power output, without having to leave bulky components on the bike frame itself. The throttle - a half-turn type - will allow you to start the bike without letting go of the handlebars. Finally, the display is a basic but informative LCD screen that shows important information such as speed, battery percentage and current assist mode.

The advantages of the Bafang BBS01 250W kit

The Bafang BBS01 has many advantages. Firstly, it is very light and easy to install, making it ideal for those looking for a quick and easy way to add electric power to their bike. Secondly, the motor is extremely powerful and efficient, providing up to 250 watts of power, which is perfect for climbing hills or riding on flat terrain. Thirdly, the battery has a long life, which means you can ride for hours without having to worry about recharging. Finally, the Bafang BBS01 is very versatile and can be used on almost any type of bike. Whether you are looking to upgrade your current bike or start from scratch, the Bafang BBS01 250W kit is a great option.

bafang bbs01

How to install the Bafang BBS01 kit ?

Installing a Bafang BBS01 electric bike conversion kit is a relatively simple process that can be completed in a few hours. The most important thing to keep in mind when installing the kit is to ensure that all connections are secure and free of debris.

1. First of all, you need to remove the pedals from your ordinary bike. To do this, unscrew the crank arm from the pedal axle.

2. Next, you need to install the Bafang BBS01 motor on the frame of your bike. The motor is mounted on the bottom bracket of the frame and is held in place by two M5 bolts.

3. Once the Bafang mid-drive motor is mounted on the frame, you can install the chainring on the motor crankshaft. The chainring is mounted on the crankshaft star and is also held in place by two M5 bolts. It is important to make sure that the chain is tight so that it does not slip off while riding.

4. Next, you can install the battery pack on the frame of your bike. The battery pack is mounted on the frame's bottle cage bosses and is held in place by velcro straps.

5. Finally, you need to connect all the motor and battery wires to the control unit. The control unit is mounted on the handlebars of your bike and has all the necessary ports to connect everything together.


The Bafang BBS01 250W Mid-Drive kit is a great option for those looking for an affordable ebike conversion kit. It is easy to install and offers good power output, making it a great choice for those looking to get into electric cycling. With its wide gear range, it is also capable of handling rougher terrain than other kits on the market. If you're considering buying an electric bike conversion kit, the Bafang BBS01 kit is definitely worth a look.