Chassis Specifications - Yamaha YZ250 2021 Owner's Manual

EAM20129

CHASSIS SPECIFICATIONS

Chassis
Frame type
Caster angle
Trail
Front wheel
Wheel type
Rim size
Rear wheel
Wheel type
Rim size
Front tire
Type
Size
Manufacturer/model
Rear tire
Type
Size
Manufacturer/model
Tire air pressure (measured on cold tires)
Front
Rear
Front brake
Type
Brake pad lining thickness limit
Specified brake fluid
Rear brake
Type
Brake pedal position
Brake pad lining thickness limit
Specified brake fluid
Front suspension
Type
Spring
Shock absorber
Wheel travel
Fork spring free length limit
Inner tube bending limit
Recommended oil
Quantity (left)
Quantity (right)
CHASSIS SPECIFICATIONS
Semi double cradle
27.7 
122 mm (4.8 in)
Spoke wheel
21 x 1.60
Spoke wheel
18 x 2.15 (YZ250X)
19 x 2.15 (YZ250)
With tube
80/100-21 51M (YZ250)
90/90-21 54M (YZ250X)
DUNLOP/AT81F (YZ250X)
DUNLOP/MX52F (YZ250)
With tube
110/100-18 64M (YZ250X)
110/90-19 62M (YZ250)
DUNLOP/AT81 (YZ250X)
DUNLOP/MX52 (YZ250)
100 kPa (1.00 kgf/cm², 15 psi)
100 kPa (1.00 kgf/cm², 15 psi)
Hydraulic single disc brake
1.0 mm (0.04 in)
DOT 4
Hydraulic single disc brake
0.0 mm (0.00 in)
1.0 mm (0.04 in)
DOT 4
Telescopic fork
Coil spring
Hydraulic damper
300 mm (11.8 in)
449.0 mm (17.68 in)
0.2 mm (0.01 in)
Yamaha Suspension Oil S1
515.0 cm³ (17.41 US oz, 18.16 Imp.oz)
515.0 cm³ (17.41 US oz, 18.16 Imp.oz)
2-4