KTM 50 SX - 2022 Specifications and Reviews

The 2022 KTM 50 SX is a lightweight minibike designed for young riders and beginners entering motocross. Powered by a nimble 49cc two-stroke engine with automatic transmission and equipped with quality WP suspension, it delivers responsive handling and predictable power delivery ideal for learning fundamentals. Known for its durable construction and genuine off-road capabilities, the 50 SX remains the gateway machine for aspiring motocross racers.

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Engine and Transmission Specifications

Driveline1/2 x 3/16´ chain
ClutchCentrifugal
Transmission typeChain   (final drive)
GearboxAutomatic
IgnitionSeletra 2p D36 EMS
Bore x Stroke39.5 x 40.0 mm (1.6 x 1.6 inches)
Engine typeSingle cylinder, two-stroke
Capacity:49.0 ccm (2.99 cubic inches)
 
 

CategoryMinibike, cross
Year2022
ModelKTM 50 SX

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Diameter160 mm (6.3 inches)
Front brakesSingle disc
Rear wheel travel180 mm (7.1 inches)
Rear SuspensionXACT WP mono shock
Front wheel travel205 mm (8.1 inches)
Front SuspensionXACT 35 WP Upside-Down fork, Ø 35 mm
Rake (fork angle)24.0°
Frame typeCentral-tube frame with double-cradle
 
 

Physical measures and capacities

Fuel capacity2.30 litres (0.61 US gallons)
Ground clearance252 mm (9.9 inches)
Seat height665 mm (26.2 inches) If adjustable, lowest setting.
Dry weight41.5 kg (91.5 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsIntended for children 4-10 years old.
StarterKick
Color optionsWhite/orange/black

Performance Profile & Rider Fit

Best For

Track55%
City5%
Cornering60%
Daily Riding5%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a first motorcycle built for young children just starting out in motocross, not for teen or adult riders of any skill level.
PurposeIt exists purely to teach a child the fundamentals of balance, throttle control, and off-road riding in a safe, low-powered package.
Rider FitIts very low 653 mm seat height and lightweight small-bore chassis are sized specifically for small children, with an adjustable centrifugal clutch to tailor power delivery to their skill.
CharacterIt behaves like a purpose-built miniature dirt bike, docile and forgiving with an automatic single-speed gearbox that removes clutch and shifting complexity so a child can focus on riding.
Not Ideal ForIt is not suitable for adults, taller teens, road use, touring, or anyone seeking real speed or highway capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2022 KTM 50 SX is a top-of-the-line motocross bike that is perfect for young riders looking to take their skills to the next level. With its powerful 2-stroke engine and lightweight frame, this bike offers excellent handling and maneuverability on the track. The adjustable suspension allows for a customizable riding experience, while the top-of-the-line brakes provide optimal stopping power. Overall, the 2022 KTM 50 SX is a well-rounded and high-performing bike that is perfect for young riders looking to compete in motocross events. In conclusion, the 2022 KTM 50 SX is a top-of-the-line motocross bike that offers powerful performance and excellent handling for young riders. With its adjustable suspension and top-of-the-line brakes, this bike provides a customizable and high-performing riding experience. Whether you're looking to compete in motocross events or simply want a high-quality bike for off-road adventures, the 2022 KTM 50 SX is an excellent choice that won't disappoint.
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