| Attribute | Value |
| General |
| Production from | 2019 year |
| Make | Yamaha |
| Model | Yamaha YFZ450R |
| Category | ATV |
| Engine and transmission |
| Engine type | Single cylinder, four-stroke |
| Valves per cylinder | 5 |
| Fuel system | Injection. Yamaha Fuel Injection (YFI), 42mm |
| Engine details | Titanium valves |
| Displacement | 449 cm³ |
| Power | Add |
| Max RPM | Add |
| Fuel consumption | Add |
| Cooling system | Liquid |
| Transmission type,final drive | Chain |
| Torque | Add |
| Bore | 95 mm |
| Stroke | 63.4 mm |
| Gearbox | 5-speed |
| Greenhouse gases | Add |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Emission details | Add |
| Driveline | Add |
| Ignition | TCI |
| Clutch | Wet multiplate assist-and-slipper clutch |
| Lubrication system | Dry sump |
| Compression | 11.8:1 |
| Exhaust system | Add |
| Chassis |
| Front suspension | Independent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel |
| Rear suspension | Cast aluminium swingarm, threaded preload adjustable coil-over springs, 3-way adjustable damper, 280 mm wheel travel |
| Front brakes | Double disc. Hydraulic. Two-piston calipers. |
| Rear brakes | Single disc. Two-piston calipers. |
| Diameter | Add |
| Frame type | Aluminum and steel |
| Front tyre | 21/7-10 |
| Rear tyre | 20/10-9 |
| Seat | Add |
| Wheels | Maxxi tires |
| Front wheel travel | Add |
| Rear wheel travel | Add |
| Trail | Add |
| Rake (fork angle) | Add |
| Other |
| Battery capacity | Add |
| Starter | Electric |
| Color options | |
| Carrying capacity | Add |
| Light | Add |
| Instruments | Add |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,270 mm |
| Kerb weight | 184 kg |
| Dry weight | Add |
| Power/weight ratio | Add |
| Overall height | 1,065 mm |
| Overall length | 1,795 mm |
| Overall width | 1,240 mm |
| Seat height | 810 mm |
| Alternate seat height | Add |
| Ground clearance | 115 mm |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | Add |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | Add |
| Fuel capacity | 10 l |
| Oil capacity | Add |
| Width | Add |
| Height | Add |