Yamaha YFM90RA Model Vehicle User Manual


 
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CHK
ADJ
CHECKING THE TIRES
EBS00114
CHECKING THE TIRES
WARNING
_
This model is equipped with low pressure
tires. It is important that they be inflated
correctly and maintained at the proper
pressures.
TIRE CHARACTERISTICS
1) Tire characteristics influence the han-
dling of ATVs. The tires listed below
have been approved by Yamaha Motor
Co., Ltd. for this model. If other tire com-
binations are used, they can adversely
affect your machine’s handling charac-
teristics and are therefore not recom-
mended.
TIRE PRESSURE
1) Recommended tire pressure
Front 25 kPa (0.25 kgf/cm
2
, 3.6 psi)
Rear 25 kPa (0.25 kgf/cm
2
, 3.6 psi)
2) Tire pressure below the minimum speci-
fication could cause the tire to dislodge
from the rim under severe riding condi-
tions.
The following are minimums:
Front 22 kPa (0.22 kgf/cm
2
, 3.2 psi)
Rear 22 kPa (0.22 kgf/cm
2
, 3.2 psi)
3) Use no more than
Front 250 kPa (2.5 kgf/cm
2
, 36 psi)
Rear 250 kPa (2.5 kgf/cm
2
, 36 psi)
when seating the tire beads. Higher
pressures may cause the tire to burst.
Inflate the tires slowly and carefully.
Fast inflation could cause the tire to
burst.
MAXIMUM LOADING LIMIT
Vehicle load limits: 70.0 kg (154 lb)
*Total weight of the cargo, trailer hitch
vertical load, rider, and accessories.
Manufacturer Size Type
Front MAXXIS
AT18 ×
7-8
M939
Rear MAXXIS
AT18 ×
9-8
M940