KTM 450 EXC SixDays - 2009 Specifications and Reviews

The 2009 KTM 450 EXC SixDays is a liquid-cooled four-stroke enduro bike designed for serious off-road enthusiasts tackling challenging terrain. Powered by a 449cc single-cylinder engine with 11.9:1 compression and a six-speed gearbox, it delivers strong mid-range power ideal for cross-country racing and adventure riding. This model is renowned for its reliability, lightweight construction, and exceptional handling characteristics that made it a competitive choice in enduro competitions.

2009
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General information

CategoryEnduro / offroad
Year2009
ModelKTM 450 EXC SixDays
 
 

Engine and Transmission Specifications

Exhaust systemAluminium
ClutchWet multi-disc clutch, operated hydraulically
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemPressure lubrication with 3 oil pumps
IgnitionKokusan
Fuel controlSOHC
Fuel systemCarburettor. Keihin MX FCR 39
Valves per cylinder4
Bore x stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Compression11.9:1
Engine typeSingle cylinder, four-stroke
Capacity:449.30 ccm (27.42 cubic inches)

Brakes, suspension, Frame and wheels

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 travel335 mm (13.2 inches)
Rear suspensionWP monoshock PDS
Front suspension travel300 mm (11.8 inches)
Front suspensionWP USD, 48 mm
Rake (fork angle)26.5°
Frame typeCentral double-cradle-type 25CrMo4. Aluminium subframe.

Physical measures and capacities

Fuel capacity9.00 litres (2.38 gallons)
Wheelbase1,481 mm (58.3 inches)
Ground clearance380 mm (15.0 inches)
Seat height985 mm (38.8 inches) If adjustable, lowest setting.
Dry weight113.9 kg (251.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsOrange
StarterKick

Performance Profile & Rider Fit

Best For

Track30%
City15%
Cornering70%
Daily Riding15%
Touring20%
Passenger5%

Rider Profile

Best ForThis is a demanding, race-bred enduro machine best suited to experienced off-road riders comfortable with a tall, aggressive, no-compromise dirt bike.
PurposeBuilt purely for serious enduro competition and technical off-road riding, exemplified by its SixDays edition heritage.
Rider FitThe tall 985mm seat height, kick starter, and light 114kg dry weight demand decent rider fitness and leg length, though the low mass makes it manageable for its class.
CharacterA razor-sharp, high-revving thumper that feels explosive and playful when attacking trails, rocks, and technical single-track.
Not Ideal ForNot suited to riders wanting a comfortable commuter, a passenger-friendly bike, or long-distance road touring capability.

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

Rider Fit Visualizer

2009 KTM 450 EXC SixDays Rider Ergonomics Assessment

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

Feet:

At 985mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2009 KTM 450 EXC SixDays, with a moderate knee angle of around 90 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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