Coupleable drive unit

The drive unit (110) has a chassis (111) which is set as a support structure of drive unit. A drive module (112) has a motor and a first axis (113) for driving the vehicle wheels (100). A coupling device is provided for coupling the drive unit with a steering unit (120). The drive module is operated by operating element (115) and the passenger is supported by a seat assembly (116). The drive unit is configured such that total mass of drive unit lies in the longitudinal direction of the vehicle in front of the first axis. Independent claims are included for the following: (1) steering unit for coupling to drive unit; and (2) multi-axle vehicle.