Although Tennessee allows suspension lifts, body stops, spare wheels, tires, and bumpers, there are restrictions on the height of the frame and bumper. Cars and SUVs have a maximum frame height of 22″, trucks under 4,501 GVWR must not exceed 24″ frame height, GVWR from 4,501 to 7,500 have a maximum frame height of 26 inches, and vehicles with a GVWR of 7,501 to 10.00 have a maximum frame height of 28″. In addition to these height restrictions, the vehicle`s 4×4 bumpers must not be less than 14″ above the road and no more than 31″ passenger cars must not have bumpers of 22″ or less. Colorado happens to be a bit vague when it comes to vehicle modification laws. Regarding suspension change, the law states that the original design of the manufacturer cannot be changed, it is assumed that an elevator is acceptable as long as the type of suspension remains the same, which means that leaf spring vehicles must remain suspended from leaf. Aftermarket tires, wheels, bumpers and grille guards are allowed. Ohio has no laws on frame suspension or height. However, there are restrictions on the height of the bumper depending on the gross weight of the vehicle. Cars and SUVs must not have a bumper height greater than 22″ at the front or rear, trucks under 4500 GVWR are limited to 24″ at the front and 36″ at the rear, for vehicles between 4501 and 7500 GVWR, the maximum bumper height for the front is 27″ and the rear is 29″ and vehicles from 7501 to 10000 cannot have a higher bumper at 28″ at the front and 31″ at the rear. Aftermarket wheels, tires, shock absorbers and grill guards are allowed. Pennsylvania has many laws on street vehicle suspension. The front blocks are illegal and the rear blocks cannot exceed 5 inches.
The height of the frame is limited to maximum shock height restrictions. Cars and SUVs cannot have bumpers larger than 22 inches, vehicles under 5,001 have a maximum bumper height of 24 inches at the front and 26 inches at the rear, vehicles under 5,001 to 7,000 have a maximum bumper height of 27 inches at the front and 29 inches at the rear, 7,001 to 9,000 have bumpers limited to 28 inches at the front and 30 inches at the rear, and 9,001 to 11,000 bumpers cannot exceed 30 inches at the front and 30 inches at the rear. Aftermarket wheels, tires, shock absorbers and bumpers are allowed. Louisiana has no laws that limit the height of a vehicle`s suspension, frame, or bumper. Lifting kits and spare parts are allowed. In California, body lifts are limited to a maximum of 5 inches. Suspended elevators are also limited by state frame height laws. The maximum frame height for vehicles under 4,500 GVWR is 27 inches, 4,501-7,500 is 30 inches, and 7,501-10,000 have a maximum height of 31 inches. Aftermarket wheels, tires, bumpers and grille guards are allowed. There are several laws in Washington that apply to vehicle modifications.
The frame shall not be less than the height of the sidewall of the tyres. Bumpers must be at least 4.5 inches high and subject to height restrictions based on GVWR. Bumper heights for vehicles under 4,500 GVWR must not exceed 24 inches at the front and 26 inches at the rear, bumpers for vehicles under 4,501 to 7,500 must not exceed 27 inches at the front and 29 inches at the rear, bumpers 7,501 and over have a bumper limit of 28 inches at the front and 30 inches at the rear, and car and SUV bumpers should not exceed 22 inches at the front and rear. Suspended lifts are allowed and outriggers are mandatory. The District of Columbia does not have a comprehensive set of laws to change road vehicles. Residents will most likely be allowed to install suspension platforms, aftermarket tires and wheels, bumpers and grille protection. According to Virginia law, bumpers must remain in the range of 14 inches to 22 inches above the ground if the driver wants to lift the car. The range is determined by measuring any point on the lower edge of the horizontal main bumper, except for bumper protectors.
No passenger car, pickup truck or panel van may be operated on a public highway if the suspension, frame or chassis has been modified so that the height of the front bumper is four inches or more than the height of the rear bumper. In New Hampshire, the bumper height is limited to 30″. As long as the hump height limit is respected, residents are free to install suspension lift kits, wheels, tires, bumpers and grille protectors. In Kansas, there are no laws limiting the modification of the suspension. They are off-road-friendly and residents can install elevators, spare wheels, tires, shock absorbers and bumpers. Virginia has no frame height limit, however, the bottom of a vehicle`s body cannot be more than 3 inches above the frame. In New Mexico, there are no laws that place restrictions on suspended elevators, bumper or frame height, or aftermarket wheels, tires, bumpers, shock absorbers, and grille protection.