Hello,
Remotely, I'm trying to help a non-techie who bought a Dutch-made used cargo trike in good condition from a bike shop.
1. It has a Bafang M400 mid-drive (MM G33.250, 36V 250W 14A; It's in Europe, hence the 250W motor)), and a Nuvinci Optimized 330 gear hub with an automatic shifter + H3...