05 | December | 2025 | Drive Conversion Kit

BAFANG Mid Drive Motor DIY Electric Bicycle Ebike Drive Kit 36V250W BB 68-73MM

The price you see is the final price. Free repair or replacement in case of any quality issues. Upgrade: Experience enhanced performance with the upgraded IRFB3077 mosfets controller. Four Riding Modes: Choose from pure electric mode, human riding model, power assistance, and push models. Enjoy the flexibility of easily switching between 4 working modes. Easy Installation: Effortlessly install this mid-drive motor into your electric bicycle using just a few tools. Remove the crankset and center shaft, then use the provided installation tools for a seamless setup. Compatibility: This kit is compatible with a wide range of bikes, including mountain bikes, road bikes, racing bikes, and more, with a bottom bracket size of 68-73mm. 36V Mid Drive Motor Specification. Bafang Model:M315 MM G340.250. Max speed with Pedal Assistance: 25km/h. No Load Speed(RPM) : 83±7. Load Speed(RPM): 78±7. PAS SENSOR : Speed Sensor. Reduction Ratio: 1 : 21.9. Motor Operation Temperature:-20? -45? Bafang Controller: Integrated Inside the Motor. Bracket bottom length: 68mm(The bottom bracket shall be 68-73mm). Net Motor Weight: 4.3kg. 1 36V Mid Drive Motor. 1 Pair 44T Chainwheel (Default) – Let us know if you want 36T/42T/52T. 1 Set Thumb Throttle. 1 Set Speed Sensor. 1 4 to 1 Cable. 1 Bottom Bracket Remover. If you choose the battery option, it comes with a charger. If you choose “no need battery, ” please note that the motor kit does not include a battery. Note: Gear shift sensor is not included. Q: How do I know if this mid-drive motor will fit my bike? A: This 68mm mid-drive motor is compatible with bikes having a bottom bracket width of 68-73mm. For 73mm bottom brackets, we’ll provide extra installation accessories. Please leave a note for the 73mm bottom bracket. Q: How do I choose between brake levers and brake sensors? A: If you have hydraulic brakes or prefer to use your own brake sensors, you can choose brake sensors. They can connect directly with your brakes for seamless functionality. Q: Can I install the motor as soon as it arrives? A: Before installing the motor, please refer to the manual and follow the instructions to connect the motor and verify its normal operation. Please ensure not to disconnect any connections while the power supply is still active.

20 Inch Waterproof Electric Bicycle Conversion Kit 48V 250W Rear Drive Rotating

Material: Made of high quality aluminum, copper and ABS, reliable performance, durable and long service life. Noise Free: Brushless hub motor realizes noise free operation, allowing you to fully enjoy the fun of riding. High Efficiency: High strength and efficiency, which greatly improves the fun of riding, suitable for cyclists who like challenges. Equipment: 5 spoke sizes are selectable, easy to operate, and equipped with a display instrument to display data. Application: This motor is suitable for DIY electric bicycles, making your ordinary bicycles become electric bicycles. Motor: Speed 25-28km/h, rotate speed 207-270Rpm, torque 29-31.2 N. M, matching controller15A, gear motor structure. Controller: Maximum current 15±1A, rated voltage DC36V/48V, speed setting 1-4.2V, rated current 7A, low voltage protection DC30/40±0.5V. Item Type: Electric Bicycle Conversion Kit Material: Aluminum + Copper + ABS Color: As Pictures Shown Connection Method: Waterproof Connector Motor: Speed: 25-28km/h Rotate Speed: 207-270Rpm Torque: 29-31.2 N. Open Size(mm): Rear Motor: Approx. Matching Controller: 15A Wheel Rim: P19D Moment Arm: M14 Disc Brake: Approx. 160mm/6.3in Motor Structure: Gear Motor Magnet Height: 22H Number of Magnet Poles: 20 Brake Type: V Brake/Disc Brake Universal Controller: Mose Tube: 6 Tubes Maximum Current: 15±1A Rated Voltage: DC36V/48V Speed Setting: 1-4.2V Rated Current: 7A Brake Input: Low Level Low Voltage Protection: DC30/40±0.5V. 1 x Thumb Throttle. 1 x PAS Sensor. 1 x One for Two Extension Cord. 1 x Motor Extension Cable. 1 x Display Manual. 1 x Spoke Installation Tool. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.

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