1. Motor Type: Brushless DC hub motor with permanent magnets and Hall sensors
2. Motor design: Dual axle out with 17" aluminum rims
3. rim size: 6.0x17
4. Tires: 180/70-17 to 220/70-17
5. magnet height: 50mm
6. Number of pole pairs: 16 pairs
7. Rated power: 8000W
8. Maximum power: 12000W (peak 16000W)
9. Rated voltage: 48V, 60,72V 10.
10. Maximum Speed: 60-135km/h 11.
11. Maximum no-load speed: 1400RPM (customizable)
12. Maximum torque: 300N.M
13. Maximum Efficiency: 90%
14. Continuous current: 130A
15. Maximum current: 190A, peak 260A
16. Brake Type: Disc Brake
17. Mounting rear fork width: 230mm
18. Winding bracket material: aluminum
19. Phase wire cross section: 20 mm2 20.
20. Hall sensor phase angle: 120 degrees 21.
21. Temperature sensor: included
22. Maximum operating temperature: 70 degrees, peak 120 degrees 23.
23. Waterproof rating: IP67
24. Northwest/G... Weight ： 28kgs / 29kgs 
25. Package size ： 58*58*40CM