☰ Revisor of Missouri


Chapter 307

< > Effective - 28 Aug 2010, 3 histories    bottom

  307.172.  Altering passenger motor vehicle by raising front or rear of vehicle prohibited, when — bumpers front and rear required, when, exemptions — violations not to pass inspection — penalty. — 1.  No person shall operate any passenger motor vehicle upon the public streets or highways of this state, the body of which has been altered in such a manner that the front or rear of the vehicle is raised at such an angle as to obstruct the vision of the operator of the street or highway in front or to the rear of the vehicle.

  2.  Every motor vehicle which is licensed in this state and operated upon the public streets or highways of this state shall be equipped with front and rear bumpers if such vehicle was equipped with bumpers as standard equipment.  This subsection shall not apply to motor vehicles designed or modified primarily for off-highway purposes while such vehicles are in tow or to motorcycles or motor-driven cycles, or to motor vehicles registered as historic motor vehicles when the original design of such vehicles did not include bumpers nor shall the provisions of this subsection prohibit the use of drop bumpers.  The superintendent of the Missouri state highway patrol shall adopt rules and regulations relating to bumper standards.  Maximum bumper heights of both the front and rear bumpers of motor vehicles shall be determined by weight category of gross vehicle weight rating (GVWR) measured from a level surface to the highest point of the bottom of the bumper when the vehicle is unloaded and the tires are inflated to the manufacturer's recommended pressure.  Maximum bumper heights are as follows:


Maximum front bumper height Maximum rear bumper height
Motor vehicles except commercial motor vehicles 22 inches 22 inches
Commercial motor vehicles (GVWR)
4,500 lbs and under 24 inches 26 inches
4,501 lbs through 7,500 lbs 27 inches 29 inches
7,501 lbs through 9,000 lbs 28 inches 30 inches
9,001 lbs through 11,500 lbs 29 inches 31 inches


  3.  A motor vehicle in violation of this section shall not be approved during any motor vehicle safety inspection required pursuant to sections 307.350 to 307.390.

  4.  Any person knowingly violating the provisions of this section is guilty of a class C misdemeanor.


(L. 1973 H.B. 140 § 1, A.L. 1986 H.B. 867, A.L. 1987 H.B. 78, A.L. 2004 H.B. 996 and H.B. 1142 and H.B. 1201 and H.B. 1489, A.L. 2009 H.B. 683, A.L. 2010 H.B. 1540)

---- end of effective  28 Aug 2010 ----

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307.172 8/28/2010
307.172 8/28/2009 8/28/2010
307.172 8/28/2004 8/28/2009

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