Disclosed herein is a vehicle (1) with trailer (2), operatively connected thereto through a cardan (3), comprising sensing means (4) of the angle (α, β) between the vehicle (1) and the cardan (3), between the trailer (2) and the cardan (3) or between the vehicle (1) and the trailer (2), comparison means of the angle with a threshold angle and means (7) which disengage the power take-off upon exceeding in one direction the threshold angle and which engage It when the angle exceeds again the threshold angle in the opposite direction. The vehicle according to the present invention is a towed load.
