Honda CRF450X

The Honda CRF450X is an off-road motorcycle made by Honda Motor Company. It currently has a 450 cc (27 cu in) liquid-cooled single-cylinder engine. First offered in 2005,[2] the CRF450X shares very little with the CRF450R motocrosser.[1]

Honda CRF450X
ManufacturerHonda Motor Company
ClassEnduro
EngineSingle-cylinder, SOHC, Multivalve, water-cooled, four-stroke
Suspension47mm Showa Cartridge fork[1]
RelatedHonda CRF250X

Honda CRF450R

Honda CRF450L

The CRF450X has seen massive success in the Baja 1000, seeing 11 victories and another 5 wins in the Baja 500.[3] Approximately 27,000 CRF450Xs have sold since October 2018.[3]

First generation: 2005-2007

The 2005 featured a wide-ratio transmission, electric start,[4] and an 18-inch rear wheel.[2]

Second generation: 2008-2017
Second Generation CRF450X
Production2008-2017
PredecessorFirst Generation CRF450X
SuccessorThird Generation CRF450X
Engine449cc Liquid-cooled SOHC single-cylinder four-stroke, 96.0mm bore x 62.1mm stroke[5]
Transmission5-speed[5]
SuspensionFront: 47 mm (1.9 in) inverted Showa coil fork, 12.4 inches travel
Rear: Showa shock absorber, 12.4 inches travel[5]
BrakesFront: 240 mm (9.4 in) rotor with twin piston caliper
[5] Rear: 240 mm (9.4 in) rotor[5]
Rake, trail27.05°, 4.5 in[5]
Wheelbase58.2 in (1,480 mm)[5]
Seat height37.9 in (960 mm)[5]
Weight269 lb (122 kg)[5] (wet)
Fuel capacity1.9 US gal (7.2 L; 1.6 imp gal)[5]

For the 2008 model year, the CRF450X received a steering damper, smaller fuel tank, and a revised accelerator pump.[2]

Third generation: 2019-Present
Third Generation CRF450X
Production2019-Present
PredecessorSecond Generation CRF450X
Engine449cc Liquid-cooled SOHC single-cylinder four-stroke, 96.0mm bore x 62.1mm stroke[6]
Transmission6-speed[6]
SuspensionFront: 49 mm (1.9 in) inverted Showa coil fork
Rear: Showa shock absorber[6]
BrakesFront: Nissin 260 mm (10 in) rotor with twin piston caliper
[3] Rear: 240 mm (9.4 in) rotor
Rake, trail28.0°, 4.6 in[6]
Wheelbase58.8 in (1,490 mm)[6]
Seat height37.4 in (950 mm)[6]
Weight275 lb (125 kg) (wet)
Fuel capacity2.0 US gal (7.6 L; 1.7 imp gal)

For the 2019 model year, the CRF450X was an all new design, receiving fuel injection,[2] and a new CRF450R-based motor and chassis. CRF450X revisions to the motor include more crank mass & revised piston shape.[3]

References
  2. "2017 Honda CRF450X Test: Farewell to the Carb". 15 October 2018.
  3. "2019 Honda CRF450X First Ride Review".
  4. "Honda CRF450X Review 2005". 11 May 2005.
  5. "2008 Honda CRF450X Specifications". 6 September 2007.
  6. "2020 Honda CRF450X".


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