| Attribute | Yamaha YZ450F 2014 × | Yamaha YZ450F Team Replica × |
|---|---|---|
| General | ||
| Production from (year) | 2014 | 2009 |
| Make | Yamaha | Yamaha |
| Model | Yamaha YZ450F | Yamaha YZ450F Team Replica |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection. Yamaha Fuel Injection (YFI), Keihin 44mm | Carburettor. Keihin FCR-MX39/1 |
| Engine details | Titanium-valves | - |
| Displacement (cm³) | 449 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 97 | 95 |
| Stroke (mm) | 60.8 | 63.4 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | TCI | CDI |
| Clutch | - | Wet, multiple-disc |
| Lubrication system | - | Dry sump |
| Compression | 12.5:1 | 12.3:1 |
| Exhaust system | Aluminum muffler | - |
| Chassis | ||
| Front suspension | KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel | Telescopic forks |
| Rear suspension | KYB Fully adjustable single shock | Swingarm (link suspension) |
| Front brakes | Single disc. Hydraulic disc. Hydraulic disc. | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 245 | 245 |
| Frame type | Aluminum Bilateral Beam frame | Semi-double cradle |
| Front tyre | - | 80/0-M21 |
| Rear tyre | 120/80-19 | 110/90-M19 |
| Seat | Long, two-tone, motocross-style seat | - |
| Front wheel travel (mm) | - | 300 |
| Rear wheel travel (mm) | 315 | 314 |
| Trail (mm) | - | 114 |
| Rake (fork angle) (degree) | 28 | - |
| Other | ||
| Starter | Electric | Kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,491 | 1,496 |
| Kerb weight (kg) | 111.1 | 108.3 |
| Overall height (mm) | 1,311 | 1,305 |
| Overall length (mm) | 2,195 | 2,196 |
| Overall width (mm) | 826 | 825 |
| Seat height (mm) | 1 | 1 |
| Ground clearance (mm) | 386 | 374 |
| Performance | ||
| Fuel capacity (l) | 6.06 | 7 |
| Oil capacity (l) | - | 1.2 |