BAFANG M325 50.4V 500W 68MM Mid Drive Motor Electric Bike Conversion Kits

Turn your bike into an e-bike with Bafang motors  In addition to the normal commercial e-bikes, there are lots of conversion systems available. "Bafang" is one of the leading manufacturers in this area - both for e-components and complete systems. Note: The M325 drive systems with CAN protocol, this motor is only compatible with the BT F22/F23 batteries. Bafang M225/M325/M625 drive systems can only be used on vehicles intended for off-road use and designed to travel on unpaved surfaces. Please make sure to comply with local laws and regulations. This is a complete conversion kit - with all necessary parts - for you and your bike!  Order  |  Assemble  |  Ride   This conversion kit contains the following components: 500W motor with all necessary cables and fixing parts Speed sensor Brake lever with motor cut-off sensor Original cranks from Bafang Original chainring for Bafang with 46T Color display DPC181 Original thumb throttle from Bafang Front light Rear Light Bottle mount battery(50.4V9.5A/50.4V14.3A/50.4V19A are available, 21700 cells) Battery Slide Quick Charger 4A Mounting tools Clamp   Functional principle and advantages of Bafang M325 mid-drive motors  Compared to the hub motor, the mid-drive motor doesn´t transmit the power directly to the wheel, but the bicycle chain. This means, your rear bicycle gears can also be used with a motor assist, which is not only an advantage when riding uphill. Further advantages are ideal weight distribution, low center of gravity, and a very natural riding experience. Furthermore, the front and rear wheels can still be changed without any problems. Bafang M325 motor function is very simple: The electric motor powers the front chainring with an internal gear ratio of 22:1. An integrated clutch makes it possible, that the crank arms won´t be moved while the chainring rotates forward. Bafang M225/M325/M625 advantages: The Motor is very silent. Pedaling resistance is very low, even without system operation Bafang M225/M325/M625 motors are very low maintenance Spare parts available and easy to change for yourself  Magnesium alloy shell, better heat dissipation    Technical comparison of our 4 different Bafang motors:  From Bike to E-Bike - but how to do?  The conversion is very easy and can be done by anyone with a little manual skill. Briefly described(In our video, we have shown this in detail): The bottom bracket has to be removed Mounting Bafang motor by fixing with triangle and both lockrings and clamp Battery fixing on the bottle holder Connecting the cables   M625 DIY System Review: This video has shown this in detail: New DIY System Unboxing Video: Motor Specification: Motor model: MM G341.500.C Rated power:  500 W Rated voltage:  50.4V Rated efficiency:  ≥78% No-load current: ＜1.8A Rated current: ＜13A No-load speed:  126±10RPM Rated speed:  116±8RPM Rated torque: ＞40N.m Maximum torque:  ＞100N.m Axis speed sensing:  Cadence Sensor Certification: UL / ROHS / EN14766 /EN14764 Outdoor Temperatures: -20℃~45℃ Relative Humidity: (15-95)%RH Noise (dB): ≤55   Battery Specification: Base Parameter: BT F22.960. C Nominal Voltage: 50.4 DCV Nominal Capacity: 19.6Ah Rate Capacity 19Ah(@1C/25℃ Discharge) Energy 960Wh Continuous Charge Current 4A Charging time 6.5 with 4A Charger Storage( At 35% SOC &-10～35℃) 6 Months (need to charge) Cycle Life 600 (70%SOC(@25±5°C, Charge @0.2C and discharge@0.5C)) Riding Distance Minimum 80km( 1000W motor) Dimension（L*W*H) 375*100*149mm（±1mm） Weight Appr. 6.0 KG Charger Special 5P charger Certification UL/UN38.3/MSDS/13849 Warranty 12 Months More Information: 1.Import Duty Description: a.Customers duty and VAT paid by us for the EU, AU, RU, UK, US. b.Shipping free in normal areas. Remote areas may be charged, Tax is paid by the customer. 2.Warranty Explanation 30 months warranty for the motor kit. 12months warranty for the battery. Our company only repairs the damage caused by the correct use of the product during the warranty period. Please read the precautions of the product carefully. 3.Motor Bottom Bracket Size M325 500W is 68mm M625 750W is 68mm/100mm M625 1000W is 68mm/100mm 4.Battery notes： a, It is recommended to charge the battery after use. But never fully discharge the battery. b, When the battery is not used for storage, the recommended capacity of the battery should be between 60%-80% c, Do not charge the battery longer than the charging time specified FAQ Q: How do I know whether this kit will be suitable for my bike? A: The kit will only suitable for the bike≥27.5inch (The upper area of downtube shall have a motion range of 390mm in length and 160mm in height for battery installation) Q: Can I buy the battery from other sellers to match the motor to use? A: This New M325 & M625 motor is only suitable for the BAFANG 50.4V battery, if you use another type of battery, it will not suitable.   Available downloads: Download Bafang M325/M625 Instructions