Honda CRF450X (2007-08)

The Honda CRF 450X is a four-stroke, single-cylinder motorcycle with a DOHC engine and a capacity of 449cc or 27.4 cu-in. It has a liquid-cooled cooling system and a compression ratio of 12.0:1. The bike features a Keihin 40mm flat-slide induction system, wet sump lubrication, CD ignition with electronic advance and lighting coil, electric and kick starting, and a wet, multiple-disc, cable-operated clutch. The Honda CRF 450X has a maximum power output of 44.8 hp or 33 kW at 7500 rpm and a maximum torque of 43 Nm or 4.38 kg-m at 7000 rpm. The transmission is five-speed with a #520 chain and 14T/40T final drive.

The front suspension of the bike is inverted fully adjustable 47mm Showa cartridge forks with 16-way rebound and compression settings, while the rear suspension is a Pro Link Showa single shock with 312mm of travel, 17-way rebound settings, 13 low-speed compression settings, and 3.5 turns of high-speed compression adjustment. The front and rear brakes are single 240mm discs with a two-piston caliper. The bike has an 80/100-21 front tire and a 110/100-18 rear tire, a 27.35-degree rake, and a trail of 117 / 4.6 in. It has a length of 2178 mm or 85.7 in, a width of 821 mm or 32 in, and a height of 1273 mm or 50.1 in, with a wheelbase of 1480 mm or 58.3 in. The seat height is 963 mm or 37.9 in, and the ground clearance is 346 mm or 13.6 in. The dry weight of the bike is 113 kg or 249 lbs, and the wet weight is 118 kg or 260 lbs. The fuel capacity is 7.2 liters or 1.9 gal.

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Technical specifications:

Make Model: Honda CRF 450X

Year: 2007 – 08

Engine: Four stroke, single cylinder, DOHC, 4 valves

Capacity: 449 cc / 27.4 cu-in

Bore x Stroke: 96 x 62mm

Cooling System: Liquid cooled

Compression Ratio: 12.0:1

Lubrication: Wet sump

Induction: Keihin 40mm flat-slide

Lubrication: Wet sump

Ignition: CD with electronic advance and lighting coil

Starting: Electric & kick

Max Power: 44.8 hp / 33 kW @ 7500 rpm

Max Torque: 43 Nm / 4.38 kg-m @ 7000 rpm

Clutch: Wet, multiple discs, cable operated

Transmission: 5 Speed

Final Drive: #520 chain; 14T/40T

Front Suspension: Inverted fully adjustable 47mm Showa cartridge forks, 16-way rebound settings, 16-way compression

Front Wheel Travel: 315 mm / 12.4 in

Rear Suspension: Pro Link Showa single shock with 312mm of travel 17-way rebound settings, 13 low speed compression settings and 3.5 turns of high speed compression adjustment)

Rear Wheel Travel: 315 mm / 12.4 in

Front Brakes: Single 240mm disc 2 piston caliper

Rear Brakes: Single 240mm disc

Front Tyre: 80/100-21

Rear Tyre: 110/100-18

Rake: 27.35 degrees

Trail: 117 / 4.6 in

Dimensions: Length 2178 mm / 85.7 in Width 821 mm / 32. in Height 1273 mm / 50.1 71

Wheelbase: 1480 mm / 58.3 in

Seat Height: 963 mm / 37.9 in

Ground Clearance: 346 mm / 13.6 in

Dry Weight: 113 kg / 249 lbs

Wet Weight: 118 kg / 260 lbs

Fuel Capacity: 7.2 Litres / 1.9 gal