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Altered Height Vehicles

AAMVA members are working to resolve a difficult safety issue:  vehicles whose heights have been altered via suspension changes, lift kits and the addition of oversized tires. At what point do such alterations become "too high" to be safe?

The current AAMVA policy focuses on limiting vehicle height to prevent rollover. It does not focus on the large mismatch of chassis heights that creates safety problems when vehicles with raised suspensions crash with vehicles of normal proportions. There are also concerns regarding override, under-ride, and braking problems.

AAMVA's Vehicle Safety & Inspection (VSI) Committee is working to provide information to assist jurisdictions in promoting, retaining, and refining standards and statutes relating to these vehicles.

Related Presentation

How High Is Too High?
Tom Wright, New Jersey, October 2000

Altered Height (Raised) Vehicle Model Legislation: Notice of Comment Period

Comments should be submitted to Selden Fritschner before Monday, April 9, 2007.