Segment: Enduro/Offroad
Production years: 2010, 2011
The Honda CRF450R was a racing motocross motorcycle powered by a 450cc four-stroke engine. It debuted in 2002 to replace the Honda CR250R and has been manufactured for over six generations.
In 2010, the Japanese maker released the Honda CRF450R, a motocross machine part of the third generation. The 2010 model year came in the same shape and form as the previous one, packing the same characteristics without any changes.
Power-wise, the 2009 Honda CRF450R's heartbeat was set by a 449cc four-stroke liquid-cooled single-cylinder engine mounted under the fuel tank. It was fed by a Programmed Fuel Injection (PGM-FI) system and delivered 55 hp at 9,000 rpm and 50 Nm (37 lb-ft) torque at 6,500 rpm.
The visual department was characterized by standard features, such as a high-mounted exhaust system, a single seat, a high-mounted front fender, an aluminum frame, a dual-sided aluminum swingarm, and wire-spoke wheels with off-road tires.
For suspension, the bike packed a 48 mm inverted KYB adjustable telescopic fork on the front with 310 mm of travel and a Pro-Link swingarm tied to a KYB adjustable shock on the rear with 320 mm of travel.
The bike's braking system remained unchanged. It packed a 240 mm brake disc clamped by a dual-piston caliper on the front and a single 240 mm brake disc on the rear, which provided optimum braking power.
engine specs | Type: | Liquid-cooled single-cylinder four-stroke, Unicam, four-valve; 36mm intake, titanium; 30mm exhaust, steel | Displacement: | 449 cm3 | Bore X Stroke: | 3.8x2.4 in OR 97 mm | Compression Ratio: | 12:1 | Horsepower: | 55/9000 KW(hp)/RPM | Torque: | 37/6500 lb-ft/RPM OR 50/6500 Nm/RPM | Fuel System: | Programmed Fuel Injection (PGM-FI), 50mm throttle body |
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transmission specs | Gearbox: | Close-ratio five-speed, manual | Clutch: | Wet multi-disc, manual | Primary Drive: | - | Final Drive: | #520 Chain; 13T/48T |
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chassis specs | Frame: | Aluminium twin-spar | Front Suspension: | 48mm inverted KYB Air-Oil-Separate (AOS) with rebound and compression damping adjustability; 12.2 inches travel | Rear Suspension: | Pro-Link KYB single shock with spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed; 12.5 inches travel | Front Brake: | Single 240mm disc with twin-piston caliper | Rear Brake: | Single 240mm disc |
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dimension specs | Overall Length: | - | Overall Width: | - | Seat Height: | 37.6 in OR 955 mm | Wheelbase: | 58.7 in OR 1491 mm | Ground Clearance: | 13.1 in OR 333 mm | Weight: | - | Fuel Capacity: | 1.6 gallons OR 6.1 L |
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tyres specs | Front: | 80/100-21 | Rear: | 120/80-19 |
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power system specs | Power pack: | - | Nominal Capacity: | - | Maximum Capacity: | - | Charger type: | - | Charging time (normal): | - | Charging time (quick): | - | Range: | - |
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