MAINTENANCE AND ADJUSTMENT 133
So it is false e co nomy and unsafe to
use the tires until they are bald.
Tire Wear Inspectio n
Measure the depth of the tread with
a depth gauge, and replace any tire
that has worn do w n to th e minimum
allowable tread depth.
A. Tire Depth Gauge
Minimum Tread Depth
Under 130 km/h
Over 130 km/h
Visually insp e c t the tire for c ra cks
and cuts, replacing the tire in case of
bad damag e. Swelling or high spots
indicate internal damage, requiring