Yamaha YFZ50 2019 Owner's Manual page 119

Transmission type:
CVT automatic
Gear ratio:
Transmission ratio:
2.140–0.710 : 1
Forward gear:
10.967 (49/15 x 47/14)
Front tire:
Size:
AT16x6.5-7
Manufacturer/model:
DURO/DI2040
Rear tire:
Size:
AT16x7-7
Manufacturer/model:
DURO/DI2041
Tire air pressure (measured on cold tires):
Vehicle load:
0.0–41.0 kg (0–90 lb)
Recommended:
Front:
15.0 kPa (0.150 kgf/cm², 2.2 psi)
Rear:
15.0 kPa (0.150 kgf/cm², 2.2 psi)
Minimum:
Front:
12.0 kPa (0.120 kgf/cm², 1.7 psi)
Rear:
12.0 kPa (0.120 kgf/cm², 1.7 psi)
Front wheel:
Rim size:
7 x 5.2AT
Rear wheel:
Rim size:
7 x 5.2AT
Front brake:
Type:
Mechanical leading, trailing drum brake
Rear brake:
Type:
Mechanical leading, trailing drum brake
Front suspension:
Type:
Swing axle
Spring:
Coil spring
Shock absorber:
Gas-hydraulic damper
Wheel travel:
60 mm (2.4 in)
Rear suspension:
Type:
Swingarm
Spring:
Coil spring
Shock absorber:
Gas-hydraulic damper
Wheel travel:
51 mm (2.0 in)
10-3
10