Mitsubishi 3000GT Service Manual page 740

WHEEL AND TIRE
Wear indicator
TSB Revision
TIRE INFLATION PRESSURE CHECK
Check the inflation pressure of the tires. If it is not within
the standard value, make the necessary adjustment.
TIRE WEAR CHECK
Measure the tread depth of tires.
Limit: 1.6 mm (.06 in.)
If the remaining tread depth is less than the limit, replace
the tire.
NOTE
When the tread depth of tire is reduced to 1.6 mm (.06 in.)
or less, wear indicator will appear.
WHEEL RUNOUT CHECK
Jack up the vehicle so that the wheels are clear of the floor.
While slowly turning the wheel, measure wheel runout with
a dial indicator.
Limit:
Radial 1.0 mm or less (.04 in. or less)
Lateral 1.0 mm or less (.04 in. or less)
If wheel runout exceeds the limit, replace the wheel.
SERVICE POINTS OF INSTALLATION
Tighten the wheel nut to the specified torque.
Tightening torque: 120-140 Nm (87-101 ft.lbs.)