To provide a car frame correction device capable of performing a frame correcting work of an automobile accurately and safely in a short time and effective utilizing space.

This car frame correction device 10 is provided with a front frame body 11 and a rear frame body. The front frame body 11 is provided with a ceiling cylinder 13, a hanging cylinder 14, a floor surface cylinder 15, reaction force member 30 and the like. The rear frame body is provided with a side cylinder 23, a frame holder and the like. Wheels 42, 43 for travelling are provided at the corner of the front frame body 11 and the rear frame body.