The most powerful motor available from Tongsheng.
68-73mm Bottom Bracket
Includes:
Throttle
Display (of your choice)
Crank arms (square taper)
Mounting hardware
Brake cutoffs (your choice)
Speed sensor
Chainring
Anderson Discharge cable from motor
 
 
Nominal rating: 48v
Torque: 160nm
Rated power: 1000w
Rated efficiency: >80%
Noise: <60db
Waterproof rating: IPX6
Weight: 12lbs