A golf cart includes a lever, a column pivotally attached to a rear end portion of the lever, a bracket having an intermediate portion pivotally secured to the front end portion of the lever for supporting a front wheel, a shank pivotally secured to the bracket and having a rear end portion pivotally secured to the column, and the bracket is pivoted relative to the lever when the shank is moved relative to the lever, a seat is attached to the shank, two rear wheels are attached to the seat with two linkages, and two linking rods are coupled between the linkages and the lever for moving the linkages and the rear wheels toward and away from each other when the shank is moved forwardly and rearwardly relative to the lever.