TQ HPR50 eMTB Motor for Trek Fuel EX-E Exploded View
The pinion ring, seen oscillating a little like a hula hoop in this animation, is said to be responsible for the "whisper quiet" operation of the Trek Fuel EX-E eMTB.
The pinion ring, seen oscillating a little like a hula hoop in this animation, is said to be responsible for the "whisper quiet" operation of the Trek Fuel EX-E eMTB.