The Yamaha YZ450F motorcycle specifications include a 449 cc (27.40 cu in) engine, a 5-speed gearbox, and a listed weight of 99.3 kg (219 lb).
Key specifications
2008-2023Model years
449 ccDisplacement
99.3 kgDry weight
988 mmSeat height
6.8 LFuel tank
1,494 mmWheelbase
373 mmGround clearance
Model years covered
2008200920102011201220132014201520162017201820192020202120222023
Year-specific specification changes
The 2008 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Bore × stroke
2010201997.0 x 60.8 mm (3.8 x 2.4 inches)
2020202297.0 x 60.9 mm (3.8 x 2.4 inches)
202397.0 x 60.8 mm (3.8 x 2.4 inches)
Compression ratio
2010201812.5:1
201912.8:1
2020202313.0:1
Displacement
20152019449.7 cc (27.44 cu in)
Front brakes
2012Single disc. Hydraulic
20132014Single disc. Hydraulic disc. Hydraulic disc.
20152023Single disc. Hydraulic.
Front suspension
20102014KYB® Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel
2015KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2 in travel
20162023KYB Speed-Sensitive System, inverted fork: fully adjustable
Front tire
200980/80-21
2010201280/100-21
2016202380/100-21
Rear brakes
2012Single disc. Hydraulic
20152023Single disc. Hydraulic.
Rear suspension
2010KYB® Fully adjustable single shock; 12.4-in travel
20112014KYB Fully adjustable single shock
2015Monoshock, adjustable preload and rebound damping, 12.4 in travel
20162017Monoshock, adjustable preload and rebound damping
20182023KYB® single shock; fully adjustable
Rear tire
20092023120/80-19
Wheelbase
201020141,491 mm (58.7 inches)
201520181,481 mm (58.3 inches)
201920221,486 mm (58.5 inches)
20231,481 mm (58.3 inches)
Front wheel travel
2012310 mm (12.2 inches)
20162023310 mm (12.2 inches)
Fuel capacity
20106.05 L (1.60 US gal)
20116.17 L (1.63 US gal)
201220146.06 L (1.60 US gal)
201520187.57 L (2.00 US gal)
201920236.06 L (1.60 US gal)
Ground clearance
20102011381 mm (15.0 inches)
20122014386 mm (15.2 inches)
20152019335 mm (13.2 inches)
20202022330 mm (13.0 inches)
2023351 mm (13.8 inches)
Ignition
2010TCI
20122014TCI
20152023TCI: Transistor Controlled Ignition
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 449 cc (27.40 cu in) |
| Bore × stroke | 95.0 x 63.4 mm (3.7 x 2.5 inches) |
| Compression ratio | 12.3:1 |
| Cooling system | Liquid |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | CDI |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
Chassis and suspension
| Front suspension | Speed-Sensitive System inverted fork |
|---|---|
| Rear suspension | Fully adjustable single shock |
| Front wheel travel | 300 mm (11.8 inches) |
| Rear wheel travel | 312 mm (12.3 inches) |
| Rake | 26.0° |
Brakes, wheels and tires
| Front brakes | Single disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 80/80-M21 |
| Rear tire | 120/80-M19 |
Dimensions and weight
| Dry weight | 99.3 kg (219 lb) |
|---|---|
| Seat height | 988 mm (38.9 inches) |
| Overall length | 2,195 mm (86.4 inches) |
| Overall width | 826 mm (32.5 inches) |
| Overall height | 1,306 mm (51.4 inches) |
| Wheelbase | 1,494 mm (58.8 inches) |
| Ground clearance | 373 mm (14.7 inches) |
Fuel and emissions
| Fuel capacity | 6.81 L (1.80 US gal) |
|---|
Other specifications
| Color options | Team Yamaha Blue/White, White/Red |
|---|---|
| Price as new | US$ 7099. MSRP depends on country, taxes, accessories, etc. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.