A POWERTRAIN MODULE

The invention relates to a powertrain module () comprising: —a powertrain system for driving at least one wheel of a vehicle, the powertrain system comprising: —a motor () having an output shaft; —and a transmission system between the motor () and a drive shaft () connected to said wheel; —and a casing () which houses the transmission system. The powertrain module () comprises connecting means () for cooperating with the connecting means () of an identical powertrain module () arranged in a facing relationship with said powertrain module (), for mechanically connecting said two powertrain modules ().