The application discloses embodiments of a universal pinning system for lift arms of a power machine or vehicle. In embodiments disclosed, the universal pinning system includes a universal shaft. Lift arms are coupled to the universal shaft to provide a common pivot axis for the lift arms. The universal shaft is coupled to a frame or support of the power machine or vehicle via a pinning assembly. As disclosed, the universal pinning system has application for radial lift arms operable along a radial path or vertical lift arms operable along a vertical path.