| General |
| Comments | - | Model id: CRF450R |
| Colours | Blue/yellow/white | Red |
| Warranty | 2 Years | - |
| Dimensions |
| Ground Clearance (mm) | 370 mm | 335 mm |
| Ground Clearance (in.) | 14.6 inches | 13.2 inches |
| Seat Height | 960 mm / 37.8 in. | 965 mm / 38.0 in. |
| Wheelbase | 1,485 mm / 58.5 in. | 1481 mm / 58.3 in. |
| Height | - | 1271 mm / 50.0 in. |
| Length | - | 2191 mm / 86.3 in. |
| Width | - | 827 mm / 32.6 in. |
| Weights & Capacities |
| Oil Capacity (l) | - | 1.80 litres |
| Oil Capacity (Quarts) | - | 1.9 US quarts |
| Dry Weight | 101.2 kg / 223.1 lbs | - |
| Fuel Capacity | 7.00 litres / 1.85 gallons | 6.43 litres / 1.70 US gallons |
| Wet Weight | - | 110.7 kg / 244.0 lbs |
| Performance |
| Top Speed | - | 170.0 km/h / 105.6 mph |
| Max Torque | - | 48.0 Nm (4.9 kgf-m or 35.4 ft.lbs) @ 7000 Revolutions" |
| Power-to-Weight Ratio | 0.6225 HP/kg | - |
| Engine |
| Bore x Stroke (mm) | 95.0 x 63.4 mm | 96.0 x 62.1 mm |
| Displacement (cc) | 449.30 cc | 449.7 cc |
| Displacement (ci) | 27.42 cubic inches | 27.44 cubic inches |
| Engine Type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel Control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Bore x Stroke (in,) | 3.7 x 2.5 inches | 3.8 x 2.4 inches |
| Engine Detail | - | 38mm intake valve, 31mm exhaust |
| Fuel System | - | Injection. Programmed Fuel Injection (PGM-FI), 46mm downdraft throttle body Read |
| Compression Ratio | - | 13.5:1 |
| Ignition | Keihin EMS | DC-CDI |
| Starter | Electric | Kick |
| Valve System | - | 4 |
| Drivetrain |
| Clutch | Wet, multi-disc clutch, Magura hydraulics | Multi plate wet |
| Final Drive | Chain | Chain (final drive) |
| Gearbox | 5-speed | 5-speed |
| Primary Drive | 520 X-Ring chain | #520 Chain; 13T/49T |
| Chassis |
| Frame Type | 25CrMo4 steel central-tube | Aluminium twin tube |
| Suspension - Front | WP-USD, AER 48, ? 48 mm | 49mm inverted Showa fork with rebound and compression damping adjustability. |
| Suspension - Rear | WP shock absorber with linkage | Pro-Link® Showa single shock with adjustable spring preload, rebound and compression damping adjustability. |
| Rake | 26.5° | 27.2° |
| Trail | - | 114 mm / 4.5 in. |
| Wheel Travel - Front | 310 mm / 12.2 in. | 310 mm / 12.2 in. |
| Wheel Travel - Rear | 300 mm / 11.8 in. | 315 mm / 12.4 in. |
| Wheels & Brakes |
| Brakes - Rear Diameter (mm) | 200 mm | - |
| Brakes - Rear Diameter (in.) | 7.9 inches | - |
| Brakes - Front Diameter (mm) | 260 mm | - |
| Brakes - Front Diameter (in.) | 10.2 inches | - |
| Brakes - Front | Single disc. Brembo twin-piston floating calliper | Single disc. Hydraulic. Two-piston calipers. |
| Brakes - Rear | Single disc. Brembo single-piston floating calliper | Single disc. Hydraulic. Single-piston caliper. |
| Rims | - | Dunlop MX3S tires |
| Tyres - Front | 90/90-21 | 80/100-21 |
| Tyres - Rear | 140/90-18 | - |