TA07
As you can see it looks more like a TA05 than the TA06. The main drive train seems to be enclosed and there are side stiffeners that heel the car rigid.
You can also mount the motor in different positions. Here is some of the info:
•The TA07 in order to exert the optimum roll and pitching stiffness, it employs a composite chassis that combines the upper frame to a narrow type of Lower Deck.
•Floating Servo mount
•Drive system is a single belt, can change the mounting position of the motor in three places.
•Suspension and TRF419 common type.
•In addition, differential gear and steering Ackerman also 419 with the same shape.
•Full bearing specifications, universal shaft, TRF special damper (hard black coat)