HONDA CRF450X 449 (2007 - 2008) Description & History: The name CRF450X causes unrest in the hearts of the other competitors,a s it is similar with motocross excellence and is usually associated with an almost certain victory on the dirt track or off-road course. With Baja 500 and Baja 1000 seeing the CRF450X winning for so many times, it's obvious you're looking at a merciless bike created for the pros.
The 2007 version receives a new Honda Progressive Steering Damper (HPSD), new triple clamps and works-style rotors, a narrower fuel tank and engine decompression system for easier starts and revised carburetor settings and a new fuel pump for faster throttling.
HONDA CRF450X 449 2007 - 2008 Full Specifications:Brand: HONDA, Model: CRF, Type: CRF450X 2007, Name Year: CRF450X 449 2007 - 2008, Engine Type: Liquid-cooled single-cylinder four-stroke, Unicam, four-valve, Displacement: 449 cm3, Bore Xstroke: 3.8x2.4 in OR 96.5x61.0 mm, Compression: 12.0:1, Horsepower: 0(0)/0 KW(hp)/RPM, Torque: NaN/ lb-ft/RPM OR 0/ Nm/RPM, Fuel System: Keihin 40mm flat-slide carburetor with Throttle Position Sensor (TPS), Gearbox: Wide-ratio five-speed, Clutch: Wet multi-disc, manual, Primary Drive: -, Final Drive: #520 T-ring-sealed chain;13T/51T, Frame: Aluminium, Front Suspension: 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability;12.4 inches travel, Rear Suspension: Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns);12.4 inches travel, Front Brake: Single 240mm disc with twin-piston caliper, Rear Brake: Single 240mm disc, Length: NaN in OR 0 mm, Width: -, Seat Height: 37.9 in OR 963 mm, Wellbase: 58.2 in OR 1478 mm, Ground Clearance: 13.6 in OR 345 mm, Weight: 269 lbs OR 122 kg, Fuel Capacity: 1.9 gallons OR 1.9 L, Tyres Front: 80/100-21, Tyres Rear: 110/100-18.