Motocross Bikes
1990KTM 500 MX
22 fields on record
The 1990 KTM 500 MX is a heavyweight motocross machine built for aggressive racing and experienced riders. Its potent 498cc single-cylinder engine delivers 65 horsepower and strong torque, making it best known for dominating hard-packed tracks and demanding terrain. The lightweight 103kg frame and liquid cooling ensure sustained performance in competitive environments.
- Capacity
- 498.0 ccm
- Engine
- Single
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 103.0 kg
- Seat height
- 965 mm
- Power
- 65.0 HP (47.8 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross competition, delivering explosive big-bore two-stroke power and light weight for racing on dirt tracks.
- Built for
- A raw, aggressive, hard-hitting machine with classic big-bore two-stroke character that rewards aggressive, committed riding.
- Not ideal for
- This is not a bike for commuting, touring, passengers, or riders wanting a mellow, forgiving ride.
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
- 498.0 ccm
- Power
- 65.0 HP (47.8 kW)
- Torque
- 80.0 Nm (8.2 kgf-m)
- Engine type
- Single
- Power/weight ratio
- 0.6311 HP/kg (dry)
- Bore x stroke
- 89.0 x 80.0 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Ignition
- motoplat 176-1
Transmission
- Final drive
- Chain
- Clutch
- wet 9 plates
Dimensions & weight
- Seat height
- 965 mm
- Dry weight
- 103.0 kg
- Fuel capacity
- 12.10 litres
- Ground clearance
- 381 mm
Chassis & suspension
- Rear suspension
- WP
- Front wheel travel
- 300 mm
- Rear wheel travel
- 340 mm
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Single disc
Other
- Modifications compared to previous model
- bored by 2.5 mm, new multi adjustable fork
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the KTM 500 MX?
The 1990 KTM 500 MX has a Capacity of 498.0 ccm (30.39 cubic inches).
What engine power does the KTM 500 MX have?
The 1990 KTM 500 MX has a Power of 65.0 HP (47.8 kW).
What is the torque of the KTM 500 MX?
The 1990 KTM 500 MX has a Torque of 80.0 Nm (8.2 kgf-m or 59.0 ft.lbs).
How much does the KTM 500 MX weigh?
The 1990 KTM 500 MX has a Dry weight of 103.0 kg (227.1 pounds).
Shop this bike
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The 1990 KTM 500 MX is a powerful and versatile off-road motorcycle that was well ahead of its time. With its 495cc liquid-cooled engine and rugged suspension, this bike is capable of handling the toughest terrain with ease. The lightweight frame and nimble handling make it a favorite among motocross enthusiasts, while the smooth power delivery and wide-ratio transmission make it suitable for trail riding as well. The 1990 KTM 500 MX is a true classic that continues to impress riders with its performance and reliability.
In addition to its impressive performance, the 1990 KTM 500 MX also has a timeless design that has aged well over the years. The bold graphics and striking color scheme give it a distinctive look that stands out on the track or trail. With its durable construction and legendary reputation, this bike has become a sought-after collectible for vintage motorcycle enthusiasts. Whether you're a seasoned rider or a collector, the 1990 KTM 500 MX is a must-have for anyone who appreciates the thrill of off-road riding.
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