Vehicle comprising a shock absorption system with electrical energy generation, the shock absorption system comprising two or more shock absorbers each including two one-way inlet valves accessing two chambers (1', 1") defined on both sides of a plunger of said shock absorber, and two one-way outlet valves of the said chambers (1', 1"), all the shock absorbers being connected to each other in parallel through a fluid circuit (5, 6) with which the said valves (3,4) communicate, the shock absorption system further comprising a turbine provided in said fluid circuit (5, 6) and connected to a generator/alternator, wherein the inlet valves of each shock absorber are connected to a first branch of the circuit connected to an outlet of the turbine, while the outlet valves of the said shock absorbers are connected to a second branch of the circuit connected to an inlet of the turbine, where the generator/alternator is suitable to be connected to any electrical installation of the vehicle and/or to one or more batteries to be recharged, the shock absorption system further comprising, incorporated in the circuit (5, 6), a pulsations regulating shock absorbing device that regulates the pressure and flow rate and dampers its movement in form of pulsations, providing a regulated and constant flow; and a reserve tank dimensioned to contain an amount of fluid equal to the amount of fluid that is accumulated in the pulsations regulator-shock absorber, to cover the amount of fluid that is accumulated in the said mentioned pulsations regulating shock absorbing device, the reserve tank being provided in the first branch of the circuit at the outlet of the turbine, wherein the pulsations regulator/shock absorbing device comprises a container having two independent compartments (11', 11") separated by a membrane or plunger, a first of said compartments having gas at a given pressure required to move the turbine that drives the generator/alternator, said gas being introduced through a filling valve of said container, the gas displacing the membrane or plunger to exert said given pressure to the fluid passing through a second of said compartments (11") entering through an inlet connector and exiting through an outlet connector, thereby equalizing the pressure and stabilizing the flow rate towards the turbine. characterized in that the shock absorption system only has one single pulsations regulating shock absorbing device provided in the second branch of the circuit before the inlet to the turbine. the shock absorption system further comprising, incorporated in the circuit (5, 6), a pulsations regulating shock absorbing device that regulates the pressure and flow rate and dampers its movement in form of pulsations, providing a regulated and constant flow; and a reserve tank dimensioned to contain an amount of fluid equal to the amount of fluid that is accumulated in the pulsations regulator-shock absorber, to cover the amount of fluid that is accumulated in the said mentioned pulsations regulating shock absorbing device, the reserve tank being provided in the first branch of the circuit at the outlet of the turbine, wherein the pulsations regulator/shock absorbing device comprises a container having two independent compartments (11', 11") separated by a membrane or plunger, a first of said compartments having gas at a given pressure required to move the turbine that drives the generator/alternator, said gas being introduced through a filling valve of said container, the gas displacing the membrane or plunger to exert said given pressure to the fluid passing through a second of said compartments (11") entering through an inlet connector and exiting through an outlet connector, thereby equalizing the pressure and stabilizing the flow rate towards the turbine. characterized in that the shock absorption system only has one single pulsations regulating shock absorbing device provided in the second branch of the circuit before the inlet to the turbine.