1. motor type: BLDC hub motor with permanent magnet
2. Motor design: Dual axle out with 17" aluminum rims
3. rim size: 3.5x17
4. Matching tires: 130/70-17
5. magnet height: 40mm
6. Number of pole pairs: 16 pairs
7. Rated power: 4000W
8. Rated voltage: 48 (48-96V optional) 
9. Speed: 80km/h (45-120km/h can be customized)
10. Maximum no-load speed: 1000RPM
11. Maximum torque: 200N.M
12. Maximum Efficiency: 90%
13. Continuous current: 67A
14. Maximum current: 80A Peak 140A
15. Brake Type: Disc Brake
16. Mist width after installation: 200mm
17. Winding frame material: aluminum
18. Phase wire cross section: 16 mm2
19. Hall sensor phase angle: 120 degrees 20.
20. temperature sensor: optional
21. Maximum operating temperature: 70 degrees, peak 120 degrees 22.
22. Waterproof rating: IP67
23. NW/G. Weight ： 26kgs / 27kgs 
24. Package size ： 58*58*40CM