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2015KTM 450 EXC SixDays

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The 2015 KTM 450 EXC Six Days is a competition-focused enduro machine built for experienced off-road riders tackling extreme terrain. Its potent single-cylinder four-stroke engine, lightweight steel frame, and advanced liquid cooling deliver reliable power and agility across challenging landscapes. This bike is renowned for its Six Days heritage and capability in international enduro racing events.

Capacity
449.3 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Dry weight
111.0 kg
Seat height
970 mm
Power
50.0 HP (36.8 kW)
⇄ Compare with another bike + Add to garage All model years

What’s new for the 2015 KTM 450 EXC SixDays

vs the 2014
Spec20142015
Front suspension WP Suspension Up Side Down 4CS 4860 MXMA WP Suspension Up Side Down 4860 MXMA PA
Front brakes Single disc Single disc. Brake calipers on floating bearings
Rear brakes Single disc Single disc. Brake calipers on floating bearings
Other years 2009 2011 2012 2013 2014 2015 2016

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 54Agility 95Comfort 40Off-road 98Touring 25Road manners 35
Off-road & trail98%
Cornering70%
City riding15%
Daily riding15%
Touring20%
Two-up5%
Track30%
Best for
Built for serious enduro racing and technical trail riding, with Six Days-spec parts aimed at hardcore competitive use.
Built for
A light, razor-sharp, high-revving single that rewards aggressive, active riding and punishes hesitation on rough terrain.
Not ideal for
Not suited to riders wanting a comfortable commuter, a passenger-friendly machine, or long paved highway touring.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 970mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2015 KTM 450 EXC SixDays, with a cramped knee angle of around 85 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

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Full specifications

Engine
Capacity
449.3 ccm
Power
50.0 HP (36.8 kW)
Engine type
Single, four-stroke
Power/weight ratio
0.4505 HP/kg (dry)
Bore x stroke
95.0 x 63.4 mm
Compression
11.9:1
Cooling system
Liquid
Fuel system
Carburettor
Starting
Electric & kick
Ignition
Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
Valves per cylinder
4
Lubrication system
Forced oil lubrication with 2 Eaton pumps
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet multi-disc clutch / hydraulically operated
Dimensions & weight
Wheelbase
1482 mm
Seat height
970 mm
Dry weight
111.0 kg
Fuel capacity
9.00 litres
Ground clearance
345 mm
Chassis & suspension
Frame
Central tube frame made of chrome molybdenum steel tubing
Front suspension
WP Suspension Up Side Down 4860 MXMA PA
Rear suspension
WP Suspension PDS 5018 DCC
Front wheel travel
300 mm
Rear wheel travel
335 mm
Rake (fork angle)
26.5°
Brakes & wheels
Front brakes
Single disc. Brake calipers on floating bearings
Front brakes diameter
260 mm
Rear brakes
Single disc. Brake calipers on floating bearings
Rear brakes diameter
220 mm
Front tyre
90/90-21
Rear tyre
140/80-18
Other
Color options
Orange/white/black

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 20092012201320152016
Capacity 449 cc 449 cc 449 cc 449 cc 449 cc
Dry weight 114 kg 111 kg 112 kg 111 kg 111 kg
Seat height 985 mm 970 mm 970 mm 970 mm 970 mm
Fuel capacity 9 L 9.5 L 9 L 9 L 9 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the KTM 450 EXC SixDays?

The 2015 KTM 450 EXC SixDays has a Capacity of 449.3 ccm (27.42 cubic inches).

What engine power does the KTM 450 EXC SixDays have?

The 2015 KTM 450 EXC SixDays has a Power of 50.0 HP (36.8 kW).

How many gears does the KTM 450 EXC SixDays have?

The 2015 KTM 450 EXC SixDays has a Gearbox of 6-speed.

How much does the KTM 450 EXC SixDays weigh?

The 2015 KTM 450 EXC SixDays has a Dry weight of 111.0 kg (244.7 pounds).

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