Vibration damper (1, 2, 3) comprising: • a first hollow cylindrical armature (10, 100), symmetrical with respect to a longitudinal axis (XX'), and closed at one end (11, 110); • a second armature (20, 200), symmetrical with respect to the longitudinal axis (XX') and arranged partially inside the first frame; • a vibration absorber element (30, 300) mechanically coupling the first and second frames together, characterised in that it comprises: • an arm (51, 400) parallel to the longitudinal axis (XX'), fixed in the manner of a cantilever on only one of the first or second frames, and provided with a magnetic dipole (50, 410) in a North-South direction parallel to the longitudinal axis (XX'); • at least one 3D Hall effect magnetic sensor (41, 500) secured to the frame that does not carry the arm (51, 400) provided with the magnetic dipole (50, 410), the 3D Hall effect magnetic sensor (41, 500) being arranged facing the dipole (50, 410) parallel to the longitudinal axis (XX') and separated from the dipole by a determined gap (e), the sensor (41, 500) being capable of generating relative movement data of the two frames parallel to the longitudinal axis (XX'); • at least one temperature sensor (60, 600) arranged in thermal contact with the vibration absorber element so as to generate temperature data; • at least one force sensor (70, 70', 700) arranged so as to generate data indicative of pressures or loads experienced by the vibration damper; • a transmitter (80, 800) of the movement, temperature and force data generated by the 3D Hall effect magnetic sensor, the temperature sensor and the force sensor; • an electrical power supply (90, 900) electrically connected to the sensors and to the transmitter. • a first hollow cylindrical armature (10, 100), symmetrical with respect to a longitudinal axis (XX'), and closed at one end (11, 110); • a second armature (20, 200), symmetrical with respect to the longitudinal axis (XX') and arranged partially inside the first frame; • a vibration absorber element (30, 300) mechanically coupling the first and second frames together, • an arm (51, 400) parallel to the longitudinal axis (XX'), fixed in the manner of a cantilever on only one of the first or second frames, and provided with a magnetic dipole (50, 410) in a North-South direction parallel to the longitudinal axis (XX'); • at least one 3D Hall effect magnetic sensor (41, 500) secured to the frame that does not carry the arm (51, 400) provided with the magnetic dipole (50, 410), the 3D Hall effect magnetic sensor (41, 500) being arranged facing the dipole (50, 410) parallel to the longitudinal axis (XX') and separated from the dipole by a determined gap (e), the sensor (41, 500) being capable of generating relative movement data of the two frames parallel to the longitudinal axis (XX'); • at least one temperature sensor (60, 600) arranged in thermal contact with the vibration absorber element so as to generate temperature data; • at least one force sensor (70, 70', 700) arranged so as to generate data indicative of pressures or loads experienced by the vibration damper; • a transmitter (80, 800) of the movement, temperature and force data generated by the 3D Hall effect magnetic sensor, the temperature sensor and the force sensor; • an electrical power supply (90, 900) electrically connected to the sensors and to the transmitter.