Bottom Bracket Size Confirmation
Will BAFANG BBS Fit to My Bike?
BAFANG BBS motors have a bottom bracket shaft diameter of 33.5mm and are designed to fit into the bicycle bottom bracket standard known as JIS or Japanese Industrial Standard. JIS is one of the international bicycle standards which is very similar to standard in the US commonly referred to as "square tapered spindle", ISO/English, BSA, British, or "threaded". Available in 4 widths, 68/73/100/120mm. If the bottom bracket inside diameter of your bike is 33.6mm to 36.0mm. All you need to do is order a motor in the correct width.
The Chainring
Varstrom offers 36/44/46/48/52T chainrings for BAFANG BBS mid-drive kits.
Warm Tip: The default chainring options are 44T or 46T. If you wish to change to another chainring, Please send us your order ID and tell us the Chain Wheel size you want, we will ship the chainring you want.
eBike Display
Varstrom offers a wide range of e-bike displays, the small and compact displays, the horizontal or vertical screen, functional or multifunctional. You can choose the appropriate instrument according to the function you need. If you want to learn about our displays, you can click the links to visit the pages of our displays for more information.
BAFANG eBike Displays: BAFANG DP C181, BAFANG DP C18, BAFANG C961.
Varstrom eBIke Displays: Touch T1, P860C, EDK001, B750C, P850C, 850C, 500C, 500C-V, DM03, 800S.
eBrake Options
eBrake Levers are the default option for the BAFANG Mid Drive Kits.
eBrake Sensors are the option when you want to keep your original hydraulic or mechanical brakes on your bike.
Warm Tip: Please send us your order ID and tell us you want the eBrake Sensors after purchasing, and we will send you ebrake sensors with the electric bike kit
eBike Battery
Varstrom offers multiple series and capacities of batteries, such as HAILONG, HAILONG Max, YINGWU and Rear Rack Battery with charger. You can choose the battery you want by refering to the battery sizes, capacities, cells.
BAFANG BBS allows you to use your own battery. Make sure the voltage of your battery is stable and match to the voltage of the motor.
Other Accessories
- Thumb Throttle
- Speed Sensor
- Crankset
- Headlight
Wire Diagram
Controller - 1T4 Cable
Controller - Speed Sensor
Controller - Headlight
Controller - Battery
Controller - Gear Shift Sensor (Not Included)
1T4 Cable - Display
1T4 Cable - eBrake Levers or eBrake Sensors
1T4 Cable - Throttle
Package Included
- Mid Drive Motor
- Display (Options)
- Battery (Options)
- eBrake Levers or eBrake Sensors
- Thumb Throttle
- Speed Sensor
- Chain Wheel
- 1T4 Cable
- Crankset
- Lock Nut Set
- Gift Set