Yamaha YFZ45RB Owner's Manual page 140

Trail:
21.0 mm (0.83 in)
Front tire:
Type:
Tubeless
Size:
AT21 x 7R10
Manufacturer/model:
DUNLOP/KT352 Radial
Rear tire:
Type:
Tubeless
Size:
AT20 x 10R9
Manufacturer/model:
DUNLOP/KT357 Radial
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:
10
27.5 kPa (0.275 kgf/cm², 4.0 psi)
Rear:
30.0 kPa (0.300 kgf/cm², 4.4 psi)
Minimum:
Front:
24.5 kPa (0.245 kgf/cm², 3.6 psi)
Rear:
27.0 kPa (0.270 kgf/cm², 4.0 psi)
Front wheel:
Wheel type:
Panel wheel
Rim size:
10 x 5.5AT
Rear wheel:
Wheel type:
Panel wheel
Rim size:
9 x 8.0AT
Front brake:
Type:
Disc brake
Operation:
Right hand operation
Specified brake fluid:
DOT 4
Rear brake:
Type:
Disc brake
Operation:
Right foot operation
Specified brake fluid:
DOT 4
Front suspension:
Type:
Double wishbone
Spring/shock absorber type:
Coil spring/gas-oil damper
Wheel travel:
250 mm (9.9 in)
10-3