https://bikerumor.com/pinion-mission-on-e-edrive-is-a-true-ebike-transmission-motor-gearbox-in-one/
C'est une moto de trial ?
@Lee started
Le forum des pignoleurs du vélo
https://bikerumor.com/pinion-mission-on-e-edrive-is-a-true-ebike-transmission-motor-gearbox-in-one/