Haibike’s sDuro Hardseven 4.0 is a city-oriented build of their hardtail mountain bike frame. It’s well-specced and fun to ride, with a motor that rewards a bit of input from the rider. The range is impressive.

Size: M

Wheel: 27.5

Rear Derailleur: Shimano Deore 10-speed

Motor: Bosch Performance CX