| General |
|
Year
|
2023
|
2023
|
|
Manufacturer
|
Yamaha
|
Yamaha
|
|
Model Name
|
YZ450F
|
YZ450F
|
|
Trim Name
|
Base
|
Base
|
|
Generic Type (Primary)
|
Off-Road
|
Off-Road
|
| Engine |
|
Engine Type
|
DOHC, 4-valve (titanium), single
|
DOHC, 4-valve (titanium), single
|
|
Displacement
|
450 cc
|
450 cc
|
|
Cooling System
|
Liquid-cooled
|
Liquid-cooled
|
|
Bore
|
97.0
|
97.0
|
|
Stroke
|
60.8 mm
|
60.8 mm
|
|
Compression Ratio
|
13.0:1
|
13.0:1
|
|
Fuel System
|
Mikuni 44mm throttle body F.I.
|
Mikuni 44mm throttle body F.I.
|
|
Ignition
|
TCI / Electric
|
TCI / Electric
|
|
Lubrication
|
Wet sump
|
Wet sump
|
| Drivetrain |
|
Transmission
|
Constant mesh, 5-speed
|
Constant mesh, 5-speed
|
|
Final Drive
|
Chain
|
Chain
|
| Suspension |
|
Front Suspension
|
Fully adjustable 48mm inverted fork
|
Fully adjustable 48mm inverted fork
|
|
Rear Suspension
|
Fully adjustable linkage-type
|
Fully adjustable linkage-type
|
| Brakes |
|
Front braking system
|
270 mm, floating disc / twin piston caliper
|
270 mm, floating disc / twin piston caliper
|
|
Rear braking system
|
240 mm, disc / single piston caliper
|
240 mm, disc / single piston caliper
|
| Wheels & Tires |
|
Front Tire
|
80/100-21 Dunlop® Geomax MX33F
|
80/100-21 Dunlop® Geomax MX33F
|
|
Front Wheel Travel
|
310 mm (12.2 in.) wheel travel
|
310 mm (12.2 in.) wheel travel
|
|
Rear Tire
|
120/80-19 Dunlop® Geomax MX33
|
120/80-19 Dunlop® Geomax MX33
|
|
Rear Wheel Travel
|
317 mm (12.4 in.) wheel travel
|
317 mm (12.4 in.) wheel travel
|
| Dimensions |
|
Length
|
2,180 mm (85.8 in.)
|
2,180 mm (85.8 in.)
|
|
Width
|
830 mm (32.7 in.)
|
830 mm (32.7 in.)
|
|
Height
|
1,275 mm (50.2 in.)
|
1,275 mm (50.2 in.)
|
|
Wheelbase
|
1,480 mm (58.3 in.)
|
1,480 mm (58.3 in.)
|
|
Ground Clearance
|
350 mm (13.8 in.)
|
350 mm (13.8 in.)
|
|
Seat Height
|
965 mm (38 in.)
|
965 mm (38 in.)
|
| Capacities |
|
Fuel Capacity
|
6.2 litres
|
6.2 litres
|
| Weights |
|
Weight
|
109 kg (240 lb)
|
109 kg (240 lb)
|
| Color |
|
Colors
|
Team Yamaha Blue | Monster Energy Yamaha Racing Edition
|
Team Yamaha Blue | Monster Energy Yamaha Racing Edition
|
|
|
|
|
