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Supermotos

2004KTM 450 SMR

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The 2004 KTM 450 SMR is a lightweight supermoto machine built for aggressive street riding and track play. Its potent single-cylinder engine delivers strong torque in a nimble 107kg package, making it ideal for experienced riders seeking flickable handling and playful performance. Best known for combining off-road capability with supermoto styling and responsive character.

Capacity
449.4 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Dry weight
106.9 kg
Seat height
855 mm
Power
44.9 HP (33.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 40Agility 74Comfort 30Off-road 20Touring 10Road manners 68
Off-road & trail20%
Cornering97%
City riding25%
Daily riding15%
Touring8%
Two-up5%
Track92%
Best for
It exists purely to carve up tight tarmac circuits and technical mixed-surface courses with razor-sharp direction changes, not to cover distance or haul gear.
Built for
Expect an explosive, visceral character with instant throttle response, flickable handling, and a chassis that thrives on aggressive lean angles and hard braking into corners.
Not ideal for
This bike is not for beginners, commuters, passengers, or anyone seeking comfort, wind protection, or long-distance touring capability.

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 855mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2004 KTM 450 SMR, with a relaxed knee angle of around 135 degrees and a forward-leaning 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.

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Full specifications

Engine
Capacity
449.4 ccm
Power
44.9 HP (33.0 kW)
Torque
43.0 Nm (4.4 kgf-m)
Engine type
Single, four-stroke
Power/weight ratio
0.4200 HP/kg (dry)
Bore x stroke
95.0 x 63.4 mm
Compression
12.0:1
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Ignition
Kokusan digital 4K-3A
Valves per cylinder
4
Lubrication system
Pressure lubrication with 2 Eaton pumps
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet multi-disc clutch, operated hydraulically
Dimensions & weight
Wheelbase
1481 mm
Overall width
450 mm
Seat height
855 mm
Dry weight
106.9 kg
Wet weight
109.3 kg
Fuel capacity
7.00 litres
Ground clearance
310 mm
Chassis & suspension
Frame
Chromium molybdenum
Front suspension
WP-USD 48/26 MA/PA
Rear suspension
WP-PDS-DA shock absorber
Front wheel travel
300 mm
Rear wheel travel
335 mm
Rake (fork angle)
26.5°
Trail
90 mm
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
320 mm
Rear brakes
Single disc
Rear brakes diameter
310 mm
Front tyre
120/70-17
Rear tyre
160/60-17

Specs last verified against published sources: .

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 20042010201620212027
Capacity 449 cc 449 cc 449 cc 449 cc 450 cc
Dry weight 107 kg 109 kg 109 kg 106 kg 109 kg
Seat height 855 mm 920 mm 927 mm 960 mm 898 mm
Fuel capacity 7 L 8.2 L 7.5 L 8.5 L 7.2 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 SMR?

The 2004 KTM 450 SMR has a Capacity of 449.4 ccm (27.42 cubic inches).

What engine power does the KTM 450 SMR have?

The 2004 KTM 450 SMR has a Power of 44.9 HP (33.0 kW).

How many gears does the KTM 450 SMR have?

The 2004 KTM 450 SMR has a Gearbox of 6-speed.

What is the torque of the KTM 450 SMR?

The 2004 KTM 450 SMR has a Torque of 43.0 Nm (4.4 kgf-m or 31.7 ft.lbs).

How much does the KTM 450 SMR weigh?

The 2004 KTM 450 SMR has a Dry weight of 106.9 kg (235.7 pounds).

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