Lexus GS300 1998 Owner's Manual page 396

Freeplay
Power steering fluid
– TIRES AND WHEELS (Type A)
Tire size
Tire inflation pressure
Recommended cold tire inflation pressure
Wheel size
Wheel nut torque
– TIRES AND WHEELS (Type B)
Less than 30 mm (1.2 in.)
Automatic transmission fluid DEXRON
P215/60R16 94V
Front 210 kPa (2.1 kgf/cm 2 or bar, 30 psi)
Rear 210 kPa (2.1 kgf/cm 2 or bar, 30 psi)
For sustained high speeds above 160 km/h (100 mph), in
countries where such speeds are permitted by law, add 90
kPa (1.0 kgf/cm 2 , 0.9 bar, 13 psi) to the front tires and rear
tires, but never exceed the maximum cold tire pressure
molded on the tire sidewall.
16 x 7 JJ
1/2
103 N·m (10.5 kgf·m, 76 ft·lbf.)
CHASSIS
R
II or III
383