KTM 50 SX Mini - 2022 Specifications and Reviews

The 2022 KTM 50 SX Mini is a lightweight minibike designed for young riders beginning their off-road journey. Its agile two-stroke engine and responsive XACT suspension deliver sharp handling and confidence-building performance on trails and motocross circuits. Known for aggressive styling and proven KTM reliability, it's the go-to choice for aspiring junior riders seeking genuine dirt bike credentials.

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Engine and Transmission Specifications

Driveline1/2 x 3/16´ chain
ClutchCentrifugal
Transmission typeChain   (final drive)
GearboxAutomatic
Cooling systemLiquid
IgnitionSeletra 2p D36 EMS
Bore x Stroke39.5 x 40.0 mm (1.6 x 1.6 inches)
Engine typeSingle cylinder, two-stroke
Capacity:49.8 ccm (3.04 cubic inches)

CategoryMinibike, cross
Year2022
ModelKTM 50 SX Mini

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Diameter160 mm (6.3 inches)
Front brakesSingle disc
Rear wheel travel147 mm (5.8 inches)
Rear SuspensionXACT WP mono shock
Front wheel travel100 mm (3.9 inches)
Front SuspensionXACT 35 WP Upside-Down fork, Ø 35 mm
Rake (fork angle)23.6°
Frame typeCentral-tube frame with double-cradle
 
 

Physical measures and capacities

Fuel capacity2.10 litres (0.55 US gallons)
Ground clearance184 mm (7.2 inches)
Seat height558 mm (22.0 inches) If adjustable, lowest setting.
Dry weight40.0 kg (88.2 pounds)

Other specs

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

Performance Profile & Rider Fit

5.5 hp
Peak Power (est.)

Best For

Track30%
City2%
Cornering40%
Daily Riding3%
Touring1%
Passenger0%

Rider Profile

Best ForThis machine is built exclusively for young beginner riders taking their very first steps into motocross, typically aged around four to seven years old.
PurposeIt exists purely to teach small children the basics of throttle control, balance, and off-road riding on a real motocross-style bike in a safe, controlled way.
Rider FitIts tiny 40 kg dry weight, low 684 mm seat height, and single-speed automatic clutch mean it demands almost no physical strength or shifting skill from its young rider.
CharacterIt behaves like a proper miniature motocrosser, with real suspension, a real frame, and real brakes, giving a authentic but gentle introduction to dirt bike riding.
Not Ideal ForIt is completely unsuitable for adults, teenagers, road use, touring, or any rider who has outgrown beginner-level youth motocross machines.

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 Mini is a top-of-the-line motocross bike designed specifically for young riders. With its 49cc engine, hydraulic automatic clutch, and 10-inch wheels, this bike offers a perfect balance of power and control. The lightweight frame and adjustable suspension make it easy for young riders to maneuver through tough terrain, while the high-quality components ensure durability and long-lasting performance. Overall, the 2022 KTM 50 SX Mini is a fantastic choice for young riders who are looking to make their mark in the world of motocross. Its powerful engine, advanced clutch system, and superior handling make it a standout in its class. Plus, the high-quality construction and durable components ensure that this bike will provide years of reliable performance. Whether you're a young rider looking to take your skills to the next level or a parent in search of a top-notch motocross bike for your child, the 2022 KTM 50 SX Mini is definitely worth considering.
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