VEVOR 3000W Electric Brushless DC Motor Kit - 72V 4900rpm Motor with Upgraded Speed Controller for Go Karts E-Bike Motorcycle ScooterFeel the SpeedEnhance Your RideNew-Generation Controller100% Pure Copper Core MotorDual-Direction ControlEfficient PerformanceApplicable Gear Ratio: 9 teeth / 11 teeth: 64 teeth,No-load Rotation Speed: 6700 RPM,Load Capacity: ≤ 330.7 lbs / 150 kg,Noise: 70 dB,Rated Rotation Speed: 4900 RPM,Item Model Number: JZ72V3000W,Product Weight: 12.8 lbs / 5.82 kg,Rated Power: 3000W,Product Dimensions: 5.3 x 4.2 x 4.4 inch / 134 x 107 x 112 mm,Rated Torque: 5.5N·m,Rotation: CW/CCW