§ 121-f. Low speed vehicle. A limited use automobile which has a maximum performance speed of greater than twenty miles an hour, but not greater than twenty-five miles an hour or a truck which has a maximum performance speed of greater than twenty miles an hour, but not greater than twenty-five miles an hour and whose gross vehicle weight rating (GVWR) is less than three thousand pounds. All such vehicles shall comply with the safety standards established in 49 C.F.R. § 571.500.