A smart seat mechanism of an exercise equipment includes a parallel four-link rod cushion module having a cushion with an electrically adjustable height position, a lead screw, a lift tube, and an electric motor. The smart seat mechanism is operated together with an electronic control panel having a built-in program, so that a user can adjust the height of the cushion freely according to the user's figure and height and the comfort of use. The electric motor is set by the built-in program of the electronic control panel, such that the cushion is descended to the lowest position automatically before/after exercise, to facilitate the user to get on/off the exercise equipment. The electronic control panel is operated with the built-in program and has a plurality of quick memory keys provided for a specific user to adjust the height of the cushion quickly and automatically.