Enduro Bikes
2005KTM 450 MXC USA
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The 2005 KTM 450 MXC USA is a lightweight motocross bike designed for intermediate to advanced riders seeking competitive performance. Powered by a responsive 448cc liquid-cooled four-stroke single, it delivers strong mid-range power ideal for off-road racing. Known for its agile handling and reliable engineering, this machine excels in competitive MX environments.
- Capacity
- 447.9 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 112.2 kg
- Seat height
- 925 mm
- Power
- 44.8 HP (33.0 kW)
What’s new for the 2005 KTM 450 MXC USA
vs the 2004| Spec | 2004 | 2005 |
|---|---|---|
| Dry weight | 118.7 kg (261.7 pounds) | 112.2 kg (247.4 pounds) |
| Fuel capacity | 14.00 litres (3.70 US gallons) | 13.00 litres (3.43 US gallons) |
| Front suspension | WP-USD 48 MA | WP-USD 48 mm (1.89) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for competitive cross-country and motocross-style off-road riding where light weight and explosive power matter most.
- Built for
- Raw, punchy, and purpose-built, this bike rewards an aggressive, momentum-driven riding style over rugged trails and tracks.
- Not ideal for
- This is not suited to a beginner, a commuter seeking comfort, or anyone wanting a passenger-friendly or long-distance touring machine.
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 usEngine
- Capacity
- 447.9 ccm
- Power
- 44.8 HP (33.0 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.3993 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
- Mixture 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, operated hydraulically
Dimensions & weight
- Wheelbase
- 1481 mm
- Overall width
- 450 mm
- Seat height
- 925 mm
- Dry weight
- 112.2 kg
- Fuel capacity
- 13.00 litres
- Ground clearance
- 385 mm
Chassis & suspension
- Frame
- Chromium molybdenum
- Front suspension
- WP-USD 48 mm (1.89)
- Rear suspension
- WP-PDS-shock absorber
- 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
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 | 2004 | 2005 |
|---|---|---|
| Capacity | 448 cc | 448 cc |
| Dry weight | 119 kg | 112 kg |
| Seat height | 925 mm | 925 mm |
| Fuel capacity | 14 L | 13 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the KTM 450 MXC USA?
The 2005 KTM 450 MXC USA has a Capacity of 447.9 ccm (27.33 cubic inches).
What engine power does the KTM 450 MXC USA have?
The 2005 KTM 450 MXC USA has a Power of 44.8 HP (33.0 kW).
How many gears does the KTM 450 MXC USA have?
The 2005 KTM 450 MXC USA has a Gearbox of 6-speed.
How much does the KTM 450 MXC USA weigh?
The 2005 KTM 450 MXC USA has a Dry weight of 112.2 kg (247.4 pounds).
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