2019 Yamahas YZ450F Specs
ENGINE
- Type: 4-stroke single
- Displacement: 449cc
- Bore x stroke: 97.0 x 60.8mm
- Compression ratio: 12.8:1
- Valve train: DOHC w/ four titanium valves
- Fuel delivery: Mikuni EFI w/ 44mm throttle body
- Transmission: 5-speed
- Clutch: Wet multiplate
- Final drive: Chain
CHASSIS
- Front suspension; travel: Fully adjustable inverted KYB Speed-Sensitive System fork; 12.2 inches
- Rear suspension; travel: Linkage-assisted fully adjustable KYB shock; 12.5 inches
- Tires: Dunlop Geomax MX3S
- Front tire: 80/100 x 21
- Rear tire: 120/80 x 19
- Front brake: 270mm disc
- Rear brake: 245mm disc
DIMENSIONS and CAPACITIES
- Wheelbase: 58.5 inches
- Rake: 27.33 degrees
- Trail: 4.7 inches
- Seat height: 38.6 inches
- Ground clearance: 13.0 inches
- Fuel capacity: 1.6 gallons
- Wet weight: 245 pounds
