Yamaha WOLVERINE 450 YFM45FXY Owner's Manual page 139

Clutch:
Clutch type:
Wet, centrifugal automatic
Transmission:
Primary reduction system:
V-belt
Secondary reduction system:
Shaft drive
Secondary reduction ratio:
39/24 × 24/18 × 33/9 (7.944)
Transmission type:
V-belt automatic
Operation:
Left hand operation
Forward gear:
38/23 (1.652)
Reverse gear:
29/17 (1.706)
Chassis:
Frame type:
Steel tube frame
Caster angle:
4.0 °
Trail:
19.3 mm (0.76 in)
Front tire:
Type:
Tubeless
Size:
AT23 x 8R12
Manufacturer/model:
MAXXIS/M937
Rear tire:
Type:
Tubeless
Size:
AT23 x 10R12
Manufacturer/model:
MAXXIS/M938
Loading:
Maximum loading limit:
100.0 kg (220 lb)
(Total weight of rider, cargo, accessories, and tongue)
Tire air pressure (measured on cold tires):
Recommended:
Front:
40.0 kPa (0.400 kgf/cm², 5.8 psi)
Rear:
40.0 kPa (0.400 kgf/cm², 5.8 psi)
Minimum:
Front:
37.0 kPa (0.370 kgf/cm², 5.3 psi)
Rear:
37.0 kPa (0.370 kgf/cm², 5.3 psi)
Front wheel:
Wheel type:
Panel wheel
Rim size:
12 x 6.0AT
10-3
10