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| Specifications |  Yamaha YZ450FXYamaha · 2027 |
|---|---|
| Engine | |
DisplacementGreater displacement does not necessarily mean better performance. | 450cc450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Engine configuration | 450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Bore × stroke | 97.0mm × 60.8mm |
Compression ratio | 13.0:1 |
Fuel system | Mikuni® fuel injection, 44mm |
Cooling system | Liquid-cooled450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
| Dimensions and weight | |
Ready-to-ride weightLower weight with fuel and fluids, assessed separately from dry weight. | 112.94kg249 lb |
Seat heightA lower seat. The right height depends on your stature. | 955.04mm37.6 in |
Declared dimensions | 85.4 in x 32.5 in x 49.8 in |
Wheelbase | 1470.66mm57.9 in |
Ground clearance | 330.2mm13.0 in |
| Consumption and drivetrain | |
Fuel tank capacityA larger tank. Range also depends on fuel consumption. | 7.95L2.1 gal |
| Chassis, brakes and suspension | |
Anti-lock braking (ABS)ABS status for this variant. “—” means data is unavailable. | UnknownHydraulic disc, 270mm · Hydraulic disc, 220mm |
Front suspension | KYB® spring-type fork with speed sensitive damping; fully adjustable, 11.8-in travel |
Rear suspension | KYB® single shock; fully adjustable, 12.0-in travel |
Front brake | Hydraulic disc, 270mm |
Rear brake | Hydraulic disc, 220mm |
Front tyre | 80/100-21 Dunlop® Geomax AT82 |
Rear tyre | 120/90-18 Dunlop® Geomax AT82 |
Steering angle | 27° |
Trail | 121.92mm4.8 in |
| Fuel and transmission | |
Transmission | Constant-mesh 5-speed; multiplate wet clutch |
Final drive | Chain |
| Data source | Specification source |
| Yamaha YZ450FX |
|---|
Engine |
DisplacementGreater displacement does not necessarily mean better performance. |
450cc450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Engine configuration |
| 450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Bore × stroke |
| 97.0mm × 60.8mm |
Compression ratio |
| 13.0:1 |
Fuel system |
| Mikuni® fuel injection, 44mm |
Cooling system |
Liquid-cooled450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Dimensions and weight |
Ready-to-ride weightLower weight with fuel and fluids, assessed separately from dry weight. |
112.94kg249 lb |
Seat heightA lower seat. The right height depends on your stature. |
955.04mm37.6 in |
Declared dimensions |
| 85.4 in x 32.5 in x 49.8 in |
Wheelbase |
1470.66mm57.9 in |
Ground clearance |
330.2mm13.0 in |
Consumption and drivetrain |
Fuel tank capacityA larger tank. Range also depends on fuel consumption. |
7.95L2.1 gal |
Chassis, brakes and suspension |
Anti-lock braking (ABS)ABS status for this variant. “—” means data is unavailable. |
UnknownHydraulic disc, 270mm · Hydraulic disc, 220mm |
Front suspension |
| KYB® spring-type fork with speed sensitive damping; fully adjustable, 11.8-in travel |
Rear suspension |
| KYB® single shock; fully adjustable, 12.0-in travel |
Front brake |
| Hydraulic disc, 270mm |
Rear brake |
| Hydraulic disc, 220mm |
Front tyre |
| 80/100-21 Dunlop® Geomax AT82 |
Rear tyre |
| 120/90-18 Dunlop® Geomax AT82 |
Steering angle |
| 27° |
Trail |
121.92mm4.8 in |
Fuel and transmission |
Transmission |
| Constant-mesh 5-speed; multiplate wet clutch |
Final drive |
| Chain |
Data source |
| Specification source |
Green marks an advantage in that specification. “—” means data is unavailable.