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Enduro Bikes

2011KTM 450 EXC

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The 2011 KTM 450 EXC is a liquid-cooled single-cylinder enduro bike designed for serious off-road riders tackling technical terrain and long-distance adventures. Its potent 449cc four-stroke engine delivers strong midrange power suited to cross-country riding, while the robust chassis and proven engineering make it reliable for demanding conditions. Known for its agility and performance in tight technical sections, the 450 EXC appeals to experienced riders seeking a capable dual-purpose machine.

Capacity
449.3 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Dry weight
113.9 kg
Seat height
985 mm
Power
50.0 HP (36.8 kW)

What’s new for the 2011 KTM 450 EXC

vs the 2010
Spec20102011
Front suspension WP USD 48 mm (1.89 WP USD 48 mm (1.89 in)
Other years 2009 2010 2011 2012 2013 2014 2015 2016

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 50Agility 91Comfort 35Off-road 98Touring 20Road manners 30
Off-road & trail98%
Cornering70%
City riding15%
Daily riding15%
Touring15%
Two-up5%
Track25%
Best for
Built for competitive enduro riding, technical trails, and demanding off-road terrain rather than road use.
Built for
A light, high-revving single-cylinder thumper that rewards aggressive, standing-up riding with sharp, immediate responses.
Not ideal for
This is not a good choice for new riders, highway commuting, passengers, or anyone wanting a comfortable long-distance touring bike.

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 985mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2011 KTM 450 EXC, with a moderate knee angle of around 90 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)
EPA Certificate No.
BKTXC.510EXC-003
EPA CO Emissions
6.9 CO g/km
Engine type
Single, four-stroke
Power/weight ratio
0.4390 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
Kokusan
Aspiration
Naturally aspirated
Valves per cylinder
4
Lubrication system
Pressure lubrication with 3 oil pumps
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet mDouble disk clutch, operated hydraulically
Dimensions & weight
Wheelbase
1475 mm
Seat height
985 mm
Dry weight
113.9 kg
Fuel capacity
9.50 litres
Ground clearance
380 mm
Chassis & suspension
Frame
Central double-cradle-type 25CrMo4 steel. Subframe: Aluminium.
Front suspension
WP USD 48 mm (1.89 in)
Rear suspension
WP PDS shock absorber
Front wheel travel
185 mm
Rear wheel travel
185 mm
Rake (fork angle)
26.5°
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
260 mm
Rear brakes
Single disc
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 20092011201320142016
Capacity 449 cc 449 cc 449 cc 449 cc 449 cc
Dry weight 114 kg 114 kg 112 kg 111 kg 111 kg
Seat height 985 mm 985 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?

The 2011 KTM 450 EXC has a Capacity of 449.3 ccm (27.42 cubic inches).

What engine power does the KTM 450 EXC have?

The 2011 KTM 450 EXC has a Power of 50.0 HP (36.8 kW).

How many gears does the KTM 450 EXC have?

The 2011 KTM 450 EXC has a Gearbox of 6-speed.

How much does the KTM 450 EXC weigh?

The 2011 KTM 450 EXC has a Dry weight of 113.9 kg (251.1 pounds).

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