Q. Tire Ratings and Other Tire Safety Information
For information on tire codes, ratings, maintenance, defects, and other issues, please see the National Highway Traffic Safety Administration (NHTSA) web site at http://www.safercar.gov/Tire
Information on tire safety is also available in the NHTSA brochure, "Tire Safety, Everything Rides On It." You can access this brochure online at http://www.nhtsa.dot.gov/cars/rules/TireSafety/ridesonit/brochure.html
You can search for tire manufacturers at http://www.nhtsa.dot.gov/cars/rules/manufacture/
Consumer Reports magazine is also a good source for product comparisons: http://www.consumerreports.org/cro/cars/maintenance-accessories/index.htm
Public or academic libraries near you may carry these titles.
(Note: These private-sector sites and/or companies are not necessarily recommended, maintained, or endorsed by the US DOT or any US Government office. We offer these suggestions strictly as a convenience, should you be interested in exploring their services)
For additional information, please contact NHTSA directly.
You'll find NHTSA Regional Office contact information at http://www.nhtsa.dot.gov/nhtsa/whatis/regions
To contact NHTSA Headquarters, please see http://www.nhtsa.gov/Contact