To provide a vehicular hybrid drive mechanism in compact construction.

The vehicular hybrid drive mechanism comprises a double clutch transmission 10 having a first input shaft 9 as a hollow shaft and a second input shaft 11 passing through the first input shaft, and a transmission shaft 15 arranged in parallel to the first and second input shafts, wherein driving torque is given to the first input shaft or the second input shaft via the double clutch 5 of the double clutch transmission with an internal combustion engine 2 and/or an electric machine 26. The electric machine is arranged outside the double clutch transmission and the output shaft 25 of the electric machine passes through the transmission shaft as a hollow shaft, and means 27, 24 are provided for transmitting the rotating motion of the output shaft to the double clutch 5.