Lexus IS350 AWD Owner's Manual page 596

596
9-1. Specifications
Type C

Tire size
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Wheel size
Wheel nut torque
Type D

Tire size
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Wheel size
Wheel nut torque
IS350 AWD/IS350/IS300 AWD/IS300_U
225/40R18 88Y, 255/35R18 90Y,
T125/70D17 98M (spare)
Front:
36 psi (250 kPa, 2.5 kgf/cm
Rear:
36 psi (250 kPa, 2.5 kgf/cm
Spare:
60 psi (420 kPa, 4.2 kgf/cm
Driving at high speeds (above 137 mph [220 km/h]) (in
countries where such speeds are permitted by law)
Add 2 psi (10 kPa, 0.1 kgf/cm
and rear tires. Never exceed the maximum cold tire
inflation pressure indicated on the tire sidewall.
18  8J (225/40R18), 18  8 1/2J (255/35R18),
17  4T (spare)
76 ft • lbf (103 N • m, 10.5 kgf • m)
225/40R18 88W, 255/35R18 90W,
T125/70D17 98M (spare)
Front:
36 psi (250 kPa, 2.5 kgf/cm
Rear:
36 psi (250 kPa, 2.5 kgf/cm
Spare:
60 psi (420 kPa, 4.2 kgf/cm
Driving at high speeds (above 118 mph [190 km/h]) (in
countries where such speeds are permitted by law)
Add 6 psi (40 kPa, 0.4 kgf/cm
tires and rear tires. Never exceed the maximum cold
tire inflation pressure indicated on the tire sidewall.
18  8J (225/40R18), 18  8 1/2J (255/35R18),
17  4T (spare)
76 ft • lbf (103 N • m, 10.5 kgf • m)
2
or bar)
2
or bar)
2
or bar)
2
or bar) to the front tires
2
or bar)
2
or bar)
2
or bar)
2
or bar) to the front