BMW G 450 X - 2009 Specifications and Reviews

The 2009 BMW G 450 X is a lightweight enduro designed for riders seeking accessible off-road performance. Its single-cylinder engine delivers strong low-end torque ideal for technical trail riding, while the modern fuel injection and compact chassis make it user-friendly for both beginners and experienced dirt riders alike.

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General information

CategoryEnduro / offroad
Year2009
ModelBMW G 450 X
 
 

Engine and Transmission Specifications

ClutchMultiple-disc clutch in oil bath, mechanically operated; primary clutch (sits directly on the crankshaft)
Transmission typefinal driveChain
StarterElectric
Fuel controlDOHC
Valves per cylinder2
Fuel systemInjection. Electronic intake pipe injection / Keihin digital engine management with overrun fuel cut-off
Bore x stroke98.0 x 59.6 mm (3.9 x 2.3 inches)
Compression12.0:1
Torque42.80
Stroke4
Engine typeSingle cylinder
Capacity:449.00 ccm (27.40 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,475 mm (58.1 inches)
Overall width806 mm (31.7 inches)
Overall length2,200 mm (86.6 inches)
Seat height955 mm (37.6 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc121.0 kg (266.8 pounds)
Dry weight111.0 kg (244.7 pounds)

BMW G 450 X dimensions and frame

Exhaust systemClosed-loop 3-way catalytic converter
Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tyre dimensions140/80-18
Front tyre dimensions90/90-21
Rear suspension travel220 mm (8.7 inches)
Rear suspensionDual swing arm made of aluminum beams, Öhlins rear shock, compression + rebound damping and spring preload adjustable
Front suspension travel260 mm (10.2 inches)
Front suspensionUpside-down front fork, rebound and compression damping adjustable
Rake (fork angle)27.9°
Frame typeBridge-type frame made of stainless steel tubing

Speed and acceleration

Top speed145.0 km/h (90.1 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsRacing white
Fuel consumption pr. 10 km (6.2 miles)6.60 litres (1.74 gallons)
Reserve fuel capacity0.75 litres (0.20 gallons)
Fuel capacity8.00 litres (2.11 gallons)

Performance Profile & Rider Fit

40.2 hp
Peak Power
5.5s
0-60 mph
90.1 mph
Top Speed

Best For

Track25%
City30%
Cornering55%
Daily Riding25%
Touring15%
Passenger5%

Rider Profile

Best ForBest suited to intermediate-to-advanced riders who are comfortable with a tall, light, aggressive competition-oriented enduro machine.
PurposeBuilt as a full-blooded off-road and enduro competition weapon rather than a general-purpose motorcycle.
Rider FitIts tall 955mm seat height and minimal 8-litre fuel range demand a taller rider with decent fitness and off-road riding skill.
CharacterA featherweight, high-revving single-cylinder enduro machine with race-bred suspension and titanium valves for serious dirt performance.
Not Ideal ForNot a good fit for riders wanting a comfortable, low-maintenance daily commuter or a passenger-friendly touring bike.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2009 BMW G 450 X Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 955mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2009 BMW G 450 X, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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