eBike Conversion Kit (Powerful Central e-Bike Engine)

eBike Conversion Kit (Powerful Central e-Bike Engine)




Chainring Teeth|Brake Type

36T Black|Brake Lever


P850C Hot



Wattage: > 400w

Waterproof Grade: IP65

Voltage: 48V

Net Motor Weight: 4.2kg

Motor Type: Side Hung Motor

Motor Power: 750W

Max Speed: 50-55km/h

Fit for: 68mm-73mm / 100MM bracket bottom

Design: Brushless

Controller current: 25A

Chainwheel Option: 36T/44T/46T/48T/52T

Certification: CE

Bafang Model: MM G340.750


[Popular]48V 750W is the most popular and cost-effective bafang BBS series mid drive motor.

[Powerful]Max speed up to 55km/h.

[Upgrade]Upgraded IRFB3077 mosfets controller.

[Four riding modes]Pure electric mode & human riding model & power assistance & push model. 4 working modes can be switched at will.

[Easy Installation]Can be successfully installed into an electric bicycle in just a few time by only a few tools which can remove the crankset and the center shaft, as well as tools for installing this mid-drive motor.

[Universal Compatible]It's compatiable with mountain bike,road bike, racing bike ect bikes with 68-73mm bottom bracket.

Motor Specification:

Bafang Model: G340.750



Controller Current: 25A

No Load Speed(RPM) :140-160

Load Speed(RPM):120-135

MAX Torque:100 N.m

Max speed:50-55km/h

Efficiency: > 85%

PAS SENSOR : Speed Sensor

Reduction Ratio: 1 : 21.9

Certification:CE/EN 14764/ROHS

Waterproof Grade:IP65

Net Motor Weight: 4.24kg

Motor kits Weight:5.6-6.0kg

Bracket bottom length:68mm

Motor Operation Temperature:-20℃-45℃


Q: How do I know if this mid-drive motor fits my bike?

A: This 68mm mid-drive motor fits the bike with a 68mm (2.68inch) - 73mm (2.87inch) wide bottom bracket, we'll send extra install accessories for the 73mm bottom bracket. The inner diameter of the bracket should be not less than 33.5mm.

Q: How do I confirm whether I need the brake levers or the brake sensors?

A: If your brakes are hydraulic or you want to use your own brake sensors, you can choose brake sensors. They can connect with your brakes to work directly.

Q: Can I install the motor as soon as I receive it?

A: Before installing the motor, please follow the steps in the manual to connect the motor to see if the motor can work normally. If there is a problem, please contact us first, we will provide technical support, don't worry.

Packaging included:

1 * 48V 750W Mid Drive Motor built-in controller

1 Pair * Brake Levers or Brake Sensors

1 Pair * Crank

1 Pair * Chainwheel (44TDefault /36T/46T/48T/52T option, please kindly leave us a message if you won't change wheel)

1 Set * Thumb Throttle

1 Set * Speed Sensor

1 * Display(750C Bluetooth, DPC18, KD986, P860C, P850C, 850C, 750C, SW102, 500C, 800S, C961 option)

1 * 4 in 1 EB-BUS Cable

1 * Accessories

Gifts: 1 PC 6V Front Light + 1 PC Gloves1 + 1 PC Install Tool Wrench + 1 PC Crank Removable Tool + 1 PC XT60 Port Motor Battery Connector Cable + 1 set * Install Accessories for 73mm Bottom Bracket + 4 PCS 36V 250W Stickers + Cable ties + User Manual

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