8000w Motor Specification 鈥?Motor Type: BLDC PMSM Outer Rotor Scooter Hub Motor 鈥?Axle Configuration: Single Axle 鈥?Motor Diameter: 360mm 鈥?Wheel Size: 13x3.5inch (Aluminum) 鈥?Matched Tire: 130/60-13 (optional:157/70-13) 鈥?Magnet Height: 40mm 鈥?Number of Pole Pairs:16 (32pcs) 鈥?Rated Output Power: 6000W 鈥?Peak Output Power: 7905W (peak 8000W) 鈥?Speed: 110KPH (optional:45-90KPH) 鈥?Voltage: 72V(optional:48-144V) 鈥?Max RPM:1339RPM 鈥?KV: 18.60RPM/V 鈥?Continuous Input Current:91.1A 鈥?Peak Input Current: 81A (90A peak, 160A in short time) 鈥?Peak Phase Current: 350A (in short time) 鈥?Rated Torque:44.7N.m 鈥?Max Torque: 鈮?74.5N.m 鈥?Max Efficiency: 鈮?0.7% 鈥?Efficiency 80% @ RPM: 528-1316RPM 鈥?Brake System: Disc Brake PCD4*80mm M8 鈥?Holder: Aluminum 鈥?Number of Motor Phases: 3 鈥?Hall Sensors: 2 Set (One for spare,waterproof, connector) 鈥?Hall Sensors Phasing: 120掳 鈥?Hall Working Voltage:5V (12 limitation) 鈥?Cross Section of Phase Wire: 16mm虏 鈥?Thermic Probe: KTY83/122 (Customized) 鈥?Max Operating Temperature: 70鈩?(Peal 120鈩?) 鈥?Waterproof Grade: IP54 鈥?Color: Black 鈥?N.W./G.W.24.7kg 鈥?Package: 43*43*41cm虏Electric Bike Accessories website:http://www.mdebike.com/electric-bike-accessories/