2009 Lexus SC 430 Owners Manual - Page 333
2009 Lexus SC 430 Manual
Page 333 highlights
6-1. Specifications Tires and wheels (Type C) Tire size 245/40ZR18 Driving in normal conditions Front 33 psi (230 kPa, 2.3 kgf/cm2 or bar) Rear 33 psi (230 kPa, 2.3 kgf/cm2 or bar) Driving at high speeds above 112 mph (180 km/h) (in countries where such speeds are permitted by law) Add 12 psi (80 kPa, 0.8 kgf/cm2) to the front tires and rear tires. Never exceed the maximum cold tire inflation pressure molded on the tire sidewall. 18 × 8 JJ 76 ft•lbf. (103 N•m, 10.5 kgf•m) Tire inflation pressure (Recommended cold tire inflation pressure) Wheel size Wheel nut torque Spare Tire size Tire inflation pressure Wheel size Wheel nut torque T145/70R17 106M 60 psi (420 kPa, 4.3 kgf/cm2, 4.2 bar) 17 × 4 T 76 ft•lbf. (103 N•m, 10.5 kgf•m) 6 Vehicle specifications 339