Enduro Bikes

2005KTM 450 EXC Racing

36 fields on record

The 2005 KTM 450 EXC Racing is a potent single-cylinder four-stroke designed for competitive enduro and off-road racing. Its 448cc liquid-cooled engine delivers strong mid-range power through a carbureted fuel system, making it ideal for experienced riders tackling technical terrain. Best known for combining motocross performance with trail-friendly versatility and reliable electric starting.

Capacity: 447.9 ccm
Engine: Single, four-stroke
Gearbox: 6-speed
Dry weight: 113.5 kg
Seat height: 925 mm
Power: 50.0 HP (36.8 kW)

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What’s new for the 2005 KTM 450 EXC Racing

vs the 2004

Spec	2004	2005
Dry weight	117.2 kg (258.4 pounds)	113.5 kg (250.2 pounds)
Fuel capacity	8.50 litres (2.25 US gallons)	8.00 litres (2.11 US gallons)
Front suspension	WP-USD 48 MA	WP-USD 48 mm (1.89 inches)

Other years 2003 2004 2005 2006 2007

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail97%

Cornering70%

City riding20%

Daily riding20%

Touring20%

Two-up5%

Track30%

Best for: Built for enduro racing and serious trail riding, not for road use or commuting.
Built for: Sharp, high-revving, and razor-focused, this bike rewards aggressive input with explosive agility and race-ready handling on rough terrain.
Not ideal for: This is not suited to riders wanting a comfortable daily commuter, a passenger-friendly bike, or a machine for long paved-road 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?

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Your height

Inseam (optional)

Units

At 925mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2005 KTM 450 EXC Racing, with a cramped knee angle of around 80 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 →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 447.9 ccm
Power: 50.0 HP (36.8 kW)
Engine type: Single, four-stroke
Power/weight ratio: 0.4405 HP/kg (dry)
Bore x stroke: 89.0 x 72.0 mm
Compression: 11.0:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric & kick
Ignition: Kokusan digital 4K-3B
Valves per cylinder: 4
Lubrication system: Pressure 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, operated hydraulically

Dimensions & weight

Wheelbase: 1481 mm
Overall width: 450 mm
Seat height: 925 mm
Dry weight: 113.5 kg
Fuel capacity: 8.00 litres
Ground clearance: 380 mm

Chassis & suspension

Frame: Chromium molybdenum
Front suspension: WP-USD 48 mm (1.89 inches)
Rear suspension: WP-PDS-shock absorber
Front wheel travel: 300 mm
Rear wheel travel: 335 mm
Rake (fork angle): 26.5°
Trail: 112 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 216 mm
Rear brakes: Single disc
Rear brakes diameter: 260 mm
Front tyre: 90/90-21
Rear tyre: 140/80-18

Specs last verified against published sources: October 2026.

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	2003	2004	2005	2006	2007
Capacity	448 cc	448 cc	448 cc	448 cc	448 cc
Dry weight	118 kg	117 kg	114 kg	114 kg	114 kg
Seat height	925 mm	925 mm	925 mm	925 mm	925 mm
Fuel capacity	8.5 L	8.5 L	8 L	8 L	8 L