Device for adjusting the movement load of the control pedal for a vehicle

A device for adjusting the movement load of the control pedal for a vehicle comprising a pedal arm (2) and constrained in a articulated way to its opposite or upper end (23) with a pedal support (3). The pedal arm is adapted to realize a predetermined stroke according to a pressure on the pedals. This device comprises a projecting part substantially formed on the upper portion (23) of the pedal that during the stroke of the pedal body at a predetermined position, encounters a contrast surface (31) formed on the pedal support (3).