2011 Lexus IS 350 Owners Manual - Page 511
2011 Lexus IS 350 Manual
Page 511 highlights
6-1. Specifications Type E Tire size Front tires: 225/40R18 88W Rear tires: 255/40R18 95W Driving under normal conditions Front: 35 psi (240 kPa, 2.4 kgf/cm2 or bar)* Rear: Front and rear tire inflation pres38 psi (260 kPa, 2.6 kgf/cm2 or bar)* sure (Recommended cold tire inflation *: When driving at high speeds above 100 mph (160 km/h), in countries where such speeds are pressure) permitted by law, add 7.2 psi (50 kPa, 0.5 kgf/ cm2 or bar) to the front tires and rear tires. Never exceed the maximum cold tire inflation pressure indicated on the tire sidewall. Wheel size Wheel nut torque Front wheels: 18 × 8J Rear wheels: 18 × 8 1/2J 76 ft•lbf (103 N•m, 10.5 kgf•m) n Compact spare tire Type A T125/70D17 98M Type B T145/70D17 106M 6 Tire size Tire inflation pressure (Recommended cold tire inflation 60 psi (420 kPa, 4.2 kgf/cm2 or bar) pressure) Wheel size 17 × 4T Vehicle specifications 523