KTM 500 MX - Specifications & Review

500 MX

Article Complete Info

Articleid887800
CategoryCross-motocross
MakeKTM
Model500 MX
Year1990

Chassis, Suspension, Brakes & Wheels

FrontbrakesSingle disc
Frontwheeltravel300 mm (11.8 inches)
RearbrakesSingle disc
RearsuspensionWP
Rearwheeltravel340 mm (13.4 inches)
Trail300 mm (11.8 inches)

Engine & Transmission

Borexstroke89.0 x 80.0 mm (3.5 x 3.1 inches)
Clutchwet 9 plates
CoolingsystemLiquid
Displacement498.00 ccm (30.39 cubic inches)
EnginedetailsSingle cylinder, two-stroke
FuelsystemCarburettor. Dell´Orto VHSP 38
Ignitionmotoplat 176-1
Power65.00 HP (47.4 kW)) @ 5900 RPM
Torque80.00 Nm (8.2 kgf-m or 59.0 ft.lbs) @ 2000 RPM
TransmissiontypefinaldriveChain

Other Specifications

Commentsavailable as 4/ 5 speed MX/ MXC
Modificationscomparedtopreviousmodelbored by 2.5 mm, new multi adjustable fork

Physical Measures & Capacities

Dryweight103.0 kg (227.1 pounds)
Fuelcapacity12.11 litres (3.20 gallons)
Groundclearance381 mm (15.0 inches)
Powerweightratio0.6311 HP/kg
Seatheight965 mm (38.0 inches) If adjustable, lowest setting.

About KTM

Country of Origin: Austria
Founder: Hans Trunkenpolz (later joined by Ernst Kronreif)
Best Known For: Off-road/enduro supremacy, Dakar wins, Duke/RC streetbikes, and READY TO RACE ethos

Company History

KTM evolved from a postwar repair shop into a racing juggernaut by treating competition as R&D. Lightweight two-strokes made the brand a force in motocross and enduro; later four-strokes and advanced electronics cemented dominance. Dakar Rally victories showcased reliability under extreme conditions and fed the Adventure lineup—bikes that balance long-travel composure with startling pace. On the street, the Duke and RC families brought razor geometry and punchy singles/twins to license tiers worldwide, while the 1290 Super Duke and Adventure pushed the IMU-aided edge of performance. Corporate agility—acquisitions, platform sharing with Husqvarna/GASGAS—expanded reach without blurring identity. Historically, KTM changed expectations for chassis feedback and electronics integration in dirt and on road, proving that orange-painted ferocity could also be precise. The brand’s throughline is simple: build light, communicate grip, and let riders go fast safely. Few companies have turned a color and a slogan into such a reliable proxy for results.

Other Years

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