but its proportions are perfect

MTB Trail-Helm

Added to this is the new SX motor from Bosch with a 400 Wh battery

The bike owes its slim

Bosch Purion 200, 22,2 mm Display und Bedieneinheit Choose your color:black but its proportions are perfectBosch Purion 200, 22. 2 mm display and control unit Control unit with compact color display and fully networked in a smart system: that's Bosch Purion 200 for 22. 2 mm standard handlebars. The all in one solution tidies up the handlebars, sits right next to your thumb and offers a razor sharp display of the driving data as well as simple, ergonomic control of all eBike functions. Combine Purion 200 with an additional display for even more comfort.