The most popular Street Legal Mid Drive Conversion Kit in the world!
For general assistance, commuting, recreational riding, and outdoor leisure, the BBS01 has it all! It's the easiest conversion kit to ride and install, with over 10,000 units sold worldwide.
A popular choice of mid drive kit from a proven name in the industry - The Bafang mid drive kit delivers a great amount of torque by powering the chain wheel. Available in 250W with your choice of battery.
Watch the BBS01/02 review by Electric Bike Report below.
|Type||Mid drive conversion kit|
|Intended Usage||On road, commuting, recreation, and leisure|
|Nominal Power||250W to 350W|
25km/h to 30km/h
|Max Speed||Depends on your gearing|
Up to 50-80km / 30-50 miles (depending on battery selection)
|Average Range||45-60km / 30-40 miles (depending on battery selection)|
|Throttle Type||Thumb throttle|
|Pedal Assist Levels||Up to 9|
|Handlebar Display||C965 LCD display|
|Wiring Type||EB-BUS waterproof cable set|
|Max Rider Weight||120kg|
|Battery Chemistry||LiMn204 Lithium Ion|
|Nominal Battery Voltage||36V|
|Fully Charged Voltage||42V|
|Battery Capacity||Dependant on selection|
|Nominal Battery Energy||Dependant on selection|
|Battery Removable||With locking mechanism|
|Battery Cell Type||18650 Samsung|
|Cell Spec||Dependant on selection|
|Cell Configuration||10S 5P|
|Cell Management||Built-in BMS|
|Other Features||5V USB output for charging, controller/cradle included|
|Maximum Battery Charger Cycles||1000 full cycles|
|Battery Charger Type||SANS 36V 2A Smart Charger|
|Battery Charge Time||3-6 hours from empty (depending on selection)|
|Motor Brand||Bafang (8FUN)|
|Max Motor Power||350W|
|Drive Type||Bottom bracket mid drive motor with gear reduction|
|Motor Sensors||Hall Sensor|
|Controller Brand||Bafang (8FUN) built in|
|Controller Operating Voltage||36V|
|Controller Max Voltage||50V|
|Controller Low Voltage Cutoff||30V|
|Controller Operating Amps||15A|
|Controller Nominal Power Output||Up to 540W|
|Controller MOSFET Tubes||6|
|Controller Sensors||Hall sensor|
|Total Weight - No Battery||5kg (11lbs)|
|Battery Weight||3.2kg (7.1lbs)|
|Total Weight||8.2kg (18.1lbs)|
|Battery Width||82mm (3.2")|
|Battery Length||360mm (14.1") including cradle, 315mm (12.4") without|
|Battery Height||125mm (4.9")|
In The Box
- BBS01 Motor
- Battery Cradle
- Battery Charger
- LCD Handlebar Display with control panel
- Thumb Throttle
- 46T Chainring
- Speed Sensor
- E-Brake Sensors
- 4 to 1 Wiring Harness
- Motor Fixings
- Plastic Wiring Loom/Sleeve
We recommend measuring the internal width of your bottom bracket and ensure you have between 68mm and 73mm to fit the BBS motor. For full fitment requirements see Will This Kit Fit My Bike?
The NT Battery case typically installs onto your drink bottle mounts along the top surface of your down tube. Its measurements are: 36cm long x 8.2cm wide x 12.5cm high.
Will this battery fit your bike? Find out here.
If your frame is too small, there are other options for battery installation including rear rack installation using rear rack such as this one here.
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