Overseas after-sales site: Poland maintenance point. Upgrade:Upgraded IRFB3077 mosfets controller. Four riding modes:Pure electric mode & human riding model & power assistance & push models.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. Compatible:It's compatiable with mountain bike, road bike, racing bike ect bikes with 68-73mm bottom bracket. 48V250W Mid Drive Motor Specification. Bafang Model:M315 MM G340.250. C Power: 250W Voltage:48V Controller Current: 12A Max speed with Pedal Assistance: 30.5km/h No Load Speed(RPM) :87±5 Load Speed(RPM):83±5 MAX Torque: 80N. M Efficiency: > 78% PAS SENSOR : Speed Sensor Reduction Ratio: 1 : 21.9 Motor Operation Temperature:-20?
Bafang Controller: Integrated Inside the Motor Bracket bottom length: 68mm(The bottom bracket shall be 68-73mm) Certification:CE/EN 14764/ROHS Waterproof Grade:IPX5 Net Motor Weight: 4.3kg. If you choose the battery, the battery comes with the charger. If you choose "no battery", the motor kits do not have battery.Note: Gear shift sensor is not included. FAQ: Q: How do I know if this mid drive motor fits for my bike? A: This mid drive motor fits for the bike with 68mm (2.68inch) - 73mm (2.87inch) wide bottom bracket. The inner diamater of the bracket should be 34-36mm. We'll send extra install accessorries for 73mm bottom bracket. 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. This item is in the category "Sporting Goods\Cycling\Bike Components & Parts\Electric Bike Components". The seller is "lisen_e-motor" and is located in this country: PL. This item can be shipped to United Kingdom.