Abstract: A transport car for transporting motor parts or complete motors along an assembly path consisting of sequential working stations. The car has a base frame supporting a signal receiver and a fixture for the motor parts or the motor. The base frame has a main section provided with at least two wheels and a support section projecting out from this main section and having a smaller width than the main section and having at least one wheel at or near its outer end. The fixture is arranged so that a motor carried by it is situated at one side of the main section on the same side as the support section.