Yamaha GRIZZLY 90 2020 Owner's Manual page 45

Tire inspection
1. Tire tread depth
When the tire tread depth has worn to 3 mm (0.12
in) replace the tire. If the tire has a nail or glass
fragments in it, or if the sidewall is cracked, re-
place the tire.
Tire information
This ATV is equipped with tubeless tires and tire
air valves. After extensive tests, only the tires list-
ed below are approved for this model by Yamaha.
EWB02552
WARNING
Use of improper tires on this ATV may cause
loss of control, increasing your risk of an acci-
dent.
Front:
Manufacturer/model:
DURO/DI2044
Size:
AT19X7-8
Rear:
Manufacturer/model:
DURO/DI2045
Size:
AT18X9-8
Maximum tire seating pressure:
Front
250 kPa (2.5 kgf/cm², 36 psi)
Rear
250 kPa (2.5 kgf/cm², 36 psi)
6-5
6