Chassis - Yamaha YZ450F Owner's Service Manual

Fuel:
Type
Tank capacity
Throttle body:
Type
Manufacturer
Spark plug:
Type/manufacturer
Gap
Clutch type:
Transmission:
Primary reduction system
Primary reduction ratio
Secondary reduction system
Secondary reduction ratio
Transmission type
Operation
Gear ratio:
1st
2nd
3rd
4th
5th

Chassis:

Frame type
Caster angle
Trail
Tire:
Type
Size (front)
Size (rear)
Tire pressure (front and rear)
Brake:
Front brake type
Operation
Rear brake type
Operation
Suspension:
Front suspension
Rear suspension
Shock absorber:
Front shock absorber
Rear shock absorber
GENERAL SPECIFICATIONS
Premium unleaded gasoline only
6.0 L (1.30 Imp gal, 1.59 US gal)
30RA
KEIHIN
CR8E/NGK (resistance type)
0.7–0.8 mm (0.028–0.031 in)
Wet, multiple-disc
Gear
61/23 (2.652)
Chain drive
48/13 (3.692) (For USA, CDN)
49/13 (3.769) (For EUROPE, AUS, NZ, ZA)
Constant mesh, 5-speed
Left foot operation
27/14 (1.929)
23/15 (1.533)
23/18 (1.278)
24/22 (1.091)
20/21 (0.952)
USA, CDN
Bilateral beam
←
26.9° 26.8°
118.6 mm (4.67 117.5 mm (4.63
in) in)
With tube
80/100-21 51M
120/80-19 63M (For USA, CDN, AUS, NZ, ZA)
110/90-19 62M (For EUROPE)
2
100 kPa (1.0 kgf/cm
Single disc brake
Right hand operation
Single disc brake
Right foot operation
Telescopic fork
Swingarm (link type monocross suspension)
Coil spring/oil damper
Coil spring/gas, oil damper
2-2
EUROPE AUS, NZ, ZA
←
26.9°
119.0 mm (4.69
in)
, 15 psi)