2003 Lexus IS 300 Owners Manual - Page 344

CHASSIS - TIRES AND WHEELS (Type B) Tire size Tire inflation pressure Recommended cold tire inflation pressure 215/45ZR17 Front Rear 230 kPa (2.3 kgf/cm2 or bar, 33 psi) 230 kPa (2.3 kgf/cm2 or bar, 33 psi) For sustained high speeds above 160 km/h (100 mph), in countries where such speeds are permitted by law, add 70 kPa (0.8 kgf/cm2, 0.7 bar, 10 psi) to the front tires and rear tires, but never exceed the maximum cold tire pressure molded on the tire sidewall. Wheel size Wheel nut torque 17 x 7 JJ 103 N·m (10.5 kgf·m, 76 ft·lbf.) NOTE: For complete information on tires (e.g. replacing tires or replacing wheels), see "Checking tire pressure" through "Aluminum wheel precautions" on page 331 through 341. 327 2003 IS300 from Aug. '02 Prod. (OM53439U)