2013 Nissan GT-R Owner's Manual - Page 302

filling with nitrogen for maximum tire performance. Summer tires: SIZE FRONT ORI- 255/40ZRGINAL TIRE F20 (97Y) REAR ORI- 285/35ZRGINAL TIRE F20 (100Y) COLD TIRE INFLATION PRESSURE 29 PSI (200 kPa) 29 PSI (200 kPa) All-season tires: Example Example SIZE COLD TIRE INFLATION PRESSURE TIRE LABELING Federal law requires tire manufacturers to place standardized information on the sidewall of all tires. This information identifies and describes the fundamental characteristics of the tire and also provides the tire identification number (TIN) for safety standard certification. The TIN can be used to identify the tire in case of a recall. 1. Tire size (example: P215/65R15 95H) a. P: The "P" indicates the tire is FRONT ORI- 255/40RF20 29 PSI (200 GINAL TIRE 97W kPa) REAR ORI- 285/35RF20 29 PSI (200 kPa) GINAL TIRE 100W See "Additional maintenance items" in the "GT-R Overview" section for the tire pressure specifications necessary for the driving conditions listed in that section. ( "Wheels and tires" page GTR-16) b. c. d. e. designed for passenger vehicles. (Not all tires have this information.) Three-digit number (215): This number gives the width in millimeters of the tire from sidewall edge to sidewall edge. Two-digit number (65): This number, known as the aspect ratio, gives the tire's ratio of height to width. R: The "R" stands for radial. Two-digit number (15): This number Maintenance and do-it-yourself 8-35