KTM 50 SX Factory - 2023 Specifications and Reviews
The 2023 KTM 50 SX Factory is a competition-focused minibike designed for young riders entering the sport of motocross. Powered by a lightweight 49cc two-stroke engine with automatic transmission, it delivers sharp handling and responsive performance on closed courses. Known for its aggressive styling, quality frame construction, and factory-level components, this bike excels at developing foundational riding skills in junior racers.
Engine and Transmission Specifications | |
| Exhaust system | FMF silencer |
| Driveline | 1/2 x 3/16´ chain |
| Clutch | Centrifugal |
| Transmission type | Chain (final drive) |
| Gearbox | Automatic |
| Ignition | Seletra 2p D36 EMS |
| Fuel system | Carburettor |
| Bore x Stroke | 39.5 x 40.0 mm (1.6 x 1.6 inches) |
| Engine details | Reed-valve |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.0 ccm (2.99 cubic inches) |
| Category | Minibike, cross |
| Year | 2023 |
| Model | KTM 50 SX Factory |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Dunlop Geomax MX 53 tires |
| Rear brakes | Single disc |
| Diameter | 160 mm (6.3 inches) |
| Front brakes | Single disc |
| Rear wheel travel | 185 mm (7.3 inches) |
| Rear Suspension | XACT WP PDS mono shock |
| Front wheel travel | 205 mm (8.1 inches) |
| Front Suspension | XACT 35 WP Upside-Down fork, Ø 35 mm |
| Rake (fork angle) | 24.0° |
| Frame type | Chrome-molybdenum steel central-tube frame |
| | |
Physical measures and capacities | |
| Fuel capacity | 2.30 litres (0.61 US gallons) |
| Ground clearance | 252 mm (9.9 inches) |
| Seat height | 665 mm (26.2 inches) If adjustable, lowest setting. |
| Dry weight | 41.5 kg (91.5 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Intended for children 4-10 years old. Special Factory Edition. |
| Starter | Kick |
| Color options | White/orange/grey |
Performance Profile & Rider Fit
Best For
Track80%
City5%
Cornering75%
Daily Riding10%
Touring5%
Passenger0%
Rider Profile
| Best For | This machine is built exclusively for young beginner riders aged roughly 4 to 10, not for adults or experienced motorcyclists. |
| Purpose | It is a purpose-built entry-level motocross minibike designed to teach children the fundamentals of off-road riding in a controlled, race-oriented package. |
| Rider Fit | Its tiny 42.8 kg dry weight, low 653 mm seat height, and automatic clutch make it physically manageable for small children with limited strength and experience. |
| Character | The two-stroke engine, automatic centrifugal clutch, and factory-spec WP suspension give it a light, playful, eager-to-turn character suited to learning MX tracks. |
| Not Ideal For | It is not suitable for adult riders, road use, touring, or carrying a passenger. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2023 KTM 50 SX Factory is a top-of-the-line motocross bike designed for young riders looking to take their skills to the next level. With its powerful 2-stroke engine and lightweight frame, this bike offers impressive performance on the track. The factory edition comes equipped with premium components, such as WP XACT air forks and fully-adjustable shock, providing riders with a competitive edge. The KTM 50 SX Factory is built to deliver race-winning performance and is sure to impress young riders and their parents alike. Overall, the 2023 KTM 50 SX Factory is a high-quality motocross bike that is well worth the investment. With its top-of-the-line features and impressive performance, this bike is sure to help young riders excel on the track. Whether you're a seasoned racer or just starting out, the KTM 50 SX Factory is a fantastic choice for anyone looking to take their riding to the next level.Add a Comment
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