Drive system for a motor vehicle

The invention relates to a drive system (1) for a motor vehicle, preferably a commercial vehicle. The drive system (1) comprises at least one drive engine (10) for driving the motor vehicle and at least two auxiliary aggregates (N1, N2). The drive system (1) is distinguished in particular by the fact that it has an electric motor (11) and the two auxiliary aggregates (N1, N2) can be selectively driven by the drive engine (10) or the electric motor (11).