2009 Dodge Challenger Owner's Manual - Page 291

STARTING AND OPERATING 289 NOTE: • Temporary spare tires are high-pressure compact • P (Passenger) - Metric tire sizing is based on U.S. spares designed for temporary emergency use only. design standards. P-Metric tires have the letter "P" Tires designed to this standard have the letter "T" molded into the sidewall preceding the size designamolded into the sidewall preceding the size designation. Example: P215/65R15 95H. tion. Example: T145/80D18 103M. • European-Metric tire sizing is based on European design standards. Tires designed to this standard have the tire size molded into the sidewall beginning with the section width. The letter P is absent from this tire size designation. Example: 215/65R15 96H. CAUTION! Do not use two different size tires on the rear wheels, as this can result in rear axle damage. 5