newer cheaper brushless electric bike motor, electric bicycle motor, e-bike motor: Brushless Hub Motor 48V 1000W for Front Wheel: Model:conhis-fm-1000 Voltage: 48V Power: 1000W Motor Type: Brushless Gearless Hub Motor Motor Net Weight: 6.4kgs Motor Diameter: 240mm Hall Sensor Quantity: 3pcs Max. Speed: 480RPM (45km/h) Magnet Body Size: 300*136*30mm Axel Diameter: 1.5cm Min. Fork Width Requirement: Min.8.5-9.0cm Corresponding Controller: 48V 1000W Controller Available Wheel Size: 20", 24", 26", 700C, 28"