Hello I have just recently joined and would anybody on the form give me some advice (first e-bike),just bought a second hand reise & muller charger gx touring delivery in 2wks being doing a bit of research my other non e- bike has a rolhoff speed up and thought what great idea to swap all running gear over effectively turning my gx touring into gx rolhoff would anybody know if I may encounter any software problems on Bosch system etc well any advice would be appreciated by a an enthusiastic novice.