Chassis Specifications - Yamaha YZ450FX 2019 Owner's Service Manual

Front suspension
Type
Spring
Shock absorber
Wheel travel
Fork spring free length
Limit
Inner tube bending limit
Recommended oil
Quantity (left)
Quantity (right)
Rebound damping
Adjusting system
Unit for adjustment
Adjustment value from the start position
(Soft)
Adjustment value from the start position
(STD)
Adjustment value from the start position
(Hard)
Compression damping
Adjusting system
Unit for adjustment
Adjustment value from the start position
(Soft)
Adjustment value from the start position
(STD)
Adjustment value from the start position
(Hard)
Rear suspension
Type
Spring
Shock absorber
Spring preload
Adjusting system
Adjustment value (Soft)
Adjustment value (STD)
Adjustment value (Hard)
Rebound damping
Adjusting system
Unit for adjustment
Adjustment value from the start position
(Soft)
Adjustment value from the start position
(STD)
Adjustment value from the start position
(Hard)
Compression damping
Adjusting system
Fast compression damping
Unit for adjustment

CHASSIS SPECIFICATIONS

Telescopic fork
Coil spring
Hydraulic damper
310 mm (12.2 in)
497.0 mm (19.57 in)
492.0 mm (19.37 in)
0.2 mm (0.01 in)
Yamaha Suspension Oil S1
497.0 cm³ (16.80 US oz, 17.53 Imp.oz)
497.0 cm³ (16.80 US oz, 17.53 Imp.oz)
Mechanical adjustable type
Click
20
10
0
Mechanical adjustable type
Click
20
11
0
Swingarm (link suspension)
Coil spring
Gas-hydraulic damper
Mechanical adjustable type
1.5 mm (0.06 in)
6.0 mm (0.24 in)
18.0 mm (0.71 in)
Mechanical adjustable type
Click
30
11
0
Mechanical adjustable type
Turn
2-7