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Bafang 1000W 48V (Bottom Bracket Size 120mm) UARTbus BBSHD Mid Drive eBike Kit for eMTB Conversion

Bafang 1000W 48V (Bottom Bracket Size 120mm) UARTbus BBSHD Mid Drive eBike Kit for eMTB Conversion

Regular price ¥87,000 JPY
Regular price ¥108,700 JPY Sale price ¥87,000 JPY
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Product Core Data

Position: Mid Motor
Model No.: MM G320.1000.C
Bottom Bracket Size: 120mm
Support Wheel Size (Inch): 20 to 29
Nominal Voltage (Vdc): 48
Rated Power (W): 1000
Speed Limit (km/h): 52
Max Effective Torque (N.m): 160
Pedal Sensor: Cadence Sensor
Shaft Standard: JIS
Weight (kg): 5.6
E-Brake: Support
Throttle: Support
Tests and Certifications: IP X5/CE/EN 14764/ROHS

About the Chainring

This product defaults to send with chainring. Varstrom also provides other chainrings 36/44/46/48/52 tooth. If you want to change other chainring, you can send "#Order number + Chainrings" to Varstrom

Delivery Area
Chainring Tooth
eBrake Levers Options

Why Convert Your Bike to an eBike

If you own a bike, you should know about the benefits that an eBike can do for you. Pedal assist mode, reduce stress and impact on your knees and thighs. Throttle mode, an e-bike is like a clean and gentle motorcycle, it produces no exhaust fumes and is relatively quiet. Save time, you can get higher speed with less pedaling or no pedaling, the average speed of cycling is 10 km/h and you will not fell tired, but the speed of an eBike can be 20 to 50km/h, you may save 50% to 80% of the travel time. Cutting costs, if you use a motorcycle or car, you need to consider high fuel costs and parking costs, eBike can save all those costs. Nature-friendly, riding an e-bike is emission-free and using the e-bike helps protect the environment.

What Do I Need to Convert My Bike to an eBike

You need a set of eBike conversion kits, they include a motor, a display, a pair of eBrake levers, a chainring, and a battery. In Varstrom, you will get everything you need to convert your bike.

How Can I Choose the Right Kits for My eBike Conversion

1. Know the Core Data of the Mid Drive

  • Position: Mid Motor
  • Model No.: MM G320.1000.C
  • Support Wheel Size (Inch): 20 to 29
  • Nominal Voltage (Vdc): 48
  • Rated Power (W): 1000
  • Speed Limit (km/h): 52
  • Max Effective Torque (N.m): 160
  • Pedal Sensor: Cadence Sensor
  • Shaft Standard: JIS
  • Weight (kg): 5.6
  • E-Brake: Support
  • Throttle: Support
  • Tests and Certifications: IP X5/CE/EN 14764/ROHS

2. Confirm the Bottom Bracket Size

Varstrom provides 68 to 73mm/100mm/120mm BB size for BBS series (250W/350W/500W/750W/1000W) mid drive kits. 68 to 73mm BAFANG mid drive kits are suitable for most bicycles, if you still don't know whether our motor is suitable for your bicycle, you can download and print our measuring paper for measurement, or you can contact us to confirm the size.

Download Measurement Paper for BAFANG Mid Motor

3. Choose the Power of the Motor

Varstrom provides 3 series for BAFANG mid motors, motors of different series provide significantly different speeds and max torque, motors of the same series provide similar speeds and max torque. You can go to the product page for detail specification of the motor kits

specification for all bafang bbs mid drive kits

4. Choose a Chainring for the Kits

Varstrom provides 36-tooth, 44-tooth, 46-tooth, 48-tooth, 52-tooth for BBS series motors. More teeth will give the e-bike system higher top speeds, but a reduction in torque or acceleration. If you need to climb and the road is full of gravel, you can choose a smaller chainring, if you ride more on the road, you can choose a larger chainring.

Note: Bafang Mid Drive Motor system is more suitable for bikes with less than 8 speed cassettes, if your bike has 9 to 11-speed cassette, the chain may drop off when you shift to the highest torque cassette due to the offset of the chainring.

5. Choose a eBrake System for the eBike Kits

Varstrom provide BAFANG Mechanical eBrake levers if you bike uses mechanical brake. And the eBrake Sensor for your hydraulic brake. Or you can choose our whole Hydraulic eBrake Set on your bike.

6. Choose a Display for the eBike Kits

You can choose BAFANG eBike displays or Varstrom eBike displays to control the eBike system.

7. Choose the Battery for the Kits

If you have a battery with stable output, you can use the battery for our kits. If you don't have a storage battery, our storage battery could be your best choice.

8. Recommended accessories for the Kits

If you need to modify the parameter of the controller, you'll probably need a Programming Cable. If you choose a high powered motor, Gear Shifting Sensor will help you cut-off the power when you shift gears. If you want to track the bike from your iPhone, you can buy an Air Tag Locator.

Package Includes

eBike Conversion Accessories

  • 1*1000W/48V Bafang Mid Drive Motor
  • 1*Speed Throttle
  • 1*Speed Sensor
  • 1*1T4 Cable
  • 2*Cranks
  • 1*Nuts Pack

Option Accessories

  • 2*eBrake Levers or 2*eBrake Sensor
  • 1*Chain Wheel
  • 1*Display
  • 1*Battery
  • 1*Battery Adapter

eBike Conversion Tools

  • 2*Gloves
  • 1*Ratchet Wrench
  • 1*Crank Removal Tool
  • 10*Cable Ties

Gift

  • 1*Headlight
  • 1*XT60 Battery Cable
  • 1*Spec Sticker (250W36V BBS01B)
  • 1*Waterproof Battery Bag
  • 1*User Manual
View full details

The Bottom Bracket Size

Varstrom provides 68 to 73mm/100mm/120mm BB size for BBS series (250W/350W/500W/750W/1000W) mid drive kits. 68 to 73mm BAFANG mid drive kits are suitable for most bicycle frames (the bottom bracket size), if you still don't know whether our motor is suitable for your bicycle, you can download and print our measuring paper for measurement, or you can contact us to confirm the size.

Get the Measurement Chart

Chainring

Varstrom provides 36-tooth, 44-tooth, 46-tooth, 48-tooth, 52-tooth for BBS series motors. More teeth will give the e-bike system higher top speeds, but a reduction in torque or acceleration. If you need to climb and the road is full of gravel, you can choose a smaller chainring, if you ride more on the road, you can choose a larger chainring.

eBike Display Function

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, B02N, B750C, P850C, 850C, 500C, 500C-V, DM03, 800S.

New Battery Connector Design

The new HAILONG battery connector adopts a new design, the pins are no longer the entirety of the connector, but are protected in the connector. The new design can protect the pins from being bent when the bicycle is in vigorous moving, and the gold-plated design also reduces the resistance of the connector, reducing the chance of the connector being burnt.

  • MM G320.1000.C

    Provide maximum torque that this motor can provide for the bicycle is 160Nm., and the maximum speed is 52km/h.

  • eBike Battery

    Varstrom provides batteries with different capacities and sizes, you can choose a right one, just make sure the battery fits your frame.

  • eBrake Lever or eBrake Sensor

    The ebrake system is an important protection for the eBike. It can cut off the motor power when you brake.

  • BAFANG Chainrings

    Varstrom provides different chainrings to BAFANG BBS mid krive kits. You can choose 36/40/42/44/46 tooth chainrings.

  • BAFANG Crank Set

    This pair of cranksets are special used for BAFANG mid motor. They are cranksets produced by BAFANG.

  • Speed Sensor

    The waterproof and dustproof speed sensor is used to measure the speed of the bicycle show the speed on the display.

  • 1T4 Cable

    Connect the Controller to the thumb throttle, display and eBrake levers or eBrake sensors. The cable connectors are waterproof designed.

  • Thumb Throttle

    The precise and durable thumb throttle provides you with delicate and accurate power output when you use throttle mode.

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  • LED eBike Front Light

    Varstrom sends you a LED front light as a gift for free.

  • BAFANG Motor Wrench

    This gift is used to install or uninstall the mid motor.

  • 250W Label Tag

    Products are inspected and QC labels assigned before shipping