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| Category | Cross / motocross | 
| Year | 2012 | 
| Model | Honda CRF450R | 
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Engine and Transmission Specifications | 
| Emission details | Meets current CARB and EPA standards. | 
| Driveline | #520 Chain; 13T/48T | 
| Transmission type,final drive | Chain | 
| Gearbox | 5-speed | 
| Cooling system | Liquid | 
| Ignition | Full transistor with electronic advance | 
| Fuel control | SOHC | 
| Fuel system | Injection. Programmed Fuel Injection (PGM-FI), 46mm throttle body | 
| Valves per cylinder | 4 | 
| Bore x stroke | 96.0 x 62.1 mm (3.8 x 2.4 inches) | 
| Compression | 12.0:1 | 
| Engine details | Unicam®, four-valve; 36mm intake, titanium; 30mm exhaust, steel | 
| Engine type | Single cylinder, four-stroke | 
| Capacity: | 449.00 ccm (27.40 cubic inches) | 
Brakes, suspension, Frame and wheels | 
| Rear brakes diameter | 240 mm (9.4 inches) | 
| Rear brakes | Single disc | 
| Front brakes diameter | 240 mm (9.4 inches) | 
| Front brakes | Single disc. Twin-piston calipers | 
| Rear suspension travel | 315 mm (12.4 inches) | 
| Rear suspension | Pro-Link KYB single shock with spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed | 
| Front suspension travel | 310 mm (12.2 inches) | 
| Front suspension | 48mm inverted KYB Air-Oil-Separate (AOS) with rebound and compression-damping adjustability | 
| Trail | 116 mm (4.6 inches) | 
| Rake (fork angle) | 27.0° | 
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Physical measures and capacities | 
| Fuel capacity | 5.68 litres (1.50 gallons) | 
| Wheelbase | 1,491 mm (58.7 inches) | 
| Ground clearance | 330 mm (13.0 inches) | 
| Seat height | 953 mm (37.5 inches) If adjustable, lowest setting. | 
| Weight incl. oil, gas, etc | 108.9 kg (240.0 pounds) | 
Other specs | 
| Comments | French brand. | 
| Wheelbase | 1,285 mm (50.6 inches) | 
| Overall width | 685 mm (27.0 inches) | 
| Overall length | 1,810 mm (71.3 inches) | 
| Overall height | 1,150 mm (45.3 inches) | 
| Power/weight ratio | 0.0472 HP/kg | 
| Dry weight | 88.0 kg (194.0 pounds) | 
| Seat | Dual | 
| Rear tyre | 3.00-12 | 
| Front tyre | 2.50-12 | 
| Torque | 4.00 Nm (0.4 kgf-m or 3.0 ft.lbs) @ 5500 Revolutions">RPM | 
| Power | 4.15 Horsepower">HP (3.0  Kilowatt">kW)) @ 8000 Revolutions">RPM | 
| Capacity: | 49.20 ccm (3.00 cubic inches) | 
| Model | Goes G 55 R Sport | 
| Color options | Red | 
| Starter | Electric & kick | 
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