Current through Register Vol. XLI, No. 50, December 13, 2024
Section 81-4-3 - Modified Vehicle Inspection Definitions3.1. Constant Velocity or C. V. Joint -- means the part of the drive axle shaft which allows for the application of torque and the turning of the wheels simultaneously on front wheel drive vehicles.3.2. F.M.V.S.S. -- means Federal Motor Vehicle Safety Standard.3.3. Modified Vehicle -- means a vehicle which has been altered in altitude from the manufacturer's original height.3.4. "OEM" or Original Equipment Manufacturer -- means a part or component of the vehicle which is identical to the part or component on the original vehicle and is supplied by the recognized manufacturer of the original vehicle.3.5. "OER" or Original Equipment Replacement -- means a vehicle part or component which performs the identical function as the part or component of the original vehicle but is supplied by a manufacturer other than the recognized manufacturer of the original vehicle.3.6. "OREP" or Original Replacement Essential Part -- means any part or component of a vehicle which is: 3.6.1. Identical in fact or in performance to any part or component offered as an option for that vehicle by the original manufacturer of the vehicle when new;3.6.2. Essential for the safe operation of the vehicle; and3.6.3. Purchasable through auto parts store or dealerships of the original vehicle manufacturer. Examples include, but are not limited to, parts and components of a vehicle's engine, transmission, differential, steering system, suspension system, exhaust system, intake system, body parts or lamps and reflectors. A part or component which may alter the performance of a vehicle or may inherently affect adversely the safety or structural integrity of a vehicle, its occupants, or surrounding vehicles or individuals, unless specifically excepted in this rule, shall not be an original replacement essential part.
3.7. Recognized Motor Vehicle Manufacturer means a person engaged in the business of manufacturing or assembling motor vehicles who has filed an identification statement with the U.S. Department of Transportation and is applying certification tags to the vehicles being manufactured in accordance with Part 567 of Title 49, The Code of Federal Regulations.3.8. SAE -- means Society of Automotive Engineers.3.9. Shock Absorber -- means a Generic Term which is commonly applied to hydraulic or pneumatic mechanisms used for the purpose of damping or suppressing oscillatory motion of vehicle bodies.3.10. Split Service Brake System -- means a brake system consisting of two (2) or more sub-systems actuated by a single control design so that a leakage-type failure of a pressure component in a single sub-system (except structural failure of a housing that is common to two (2) or more sub-systems) will not impair the operations of any other sub-system.3.11. Steering System -- means the assembly of mechanical, structural, pneumatic or hydraulic components which allow for movement of the vehicle to the right or left.3.12. Suspension System -- means the assembly of mechanical, structural, pneumatic or hydraulic members which provides a flexible support between the ground or roadway and the engine, load and passenger carrying structure of the vehicle.3.13. Wheel Base -- means the distance in inches from the center of the front wheel to the center of the rear wheel as measured in a straight line from the front to rear wheel of the same side of the vehicle. Whenever referred to within these regulations, wheel base will be the original manufacturer's specifications with no modification.3.14. Wheel Track -- means the distance in inches from the center of the tire of one axle to the center of the opposite tire of the same axle as measured in a straight line across the vehicle. Whenever referred to within this rule, wheel track will be the original manufacturer's specification with no modification.