Variable exhaust gas turbocharger of an internal combustion engine

The invention relates to a variable turbocharger of an internal combustion engine with an exhaust gas turbine and a compressor with at least one variable adjusting element in the suction region. The exhaust gas turbocharger is formed by a housing and, connected via a shaft to a turbine compressor. The compressor, the exhaust gas turbine or the shaft are provided with an additional unit in operative connection, which produces an additional torque on the turbocharger.