04 November. Tuesday 2025
KTM 50 SX Factory - 2021 Specifications and Reviews
Engine and Transmission Specifications | |
| Exhaust system | FMF silencer |
| Clutch | Centrifugal |
| Transmission type | Chain (final drive) |
| Gearbox | Automatic |
| Ignition | Seletra 2p D36 EMS |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Bore x Stroke | 39.5 x 40.0 mm (1.6 x 1.6 inches) |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.8 ccm (3.04 cubic inches) |
| | |
| Category | Minibike, cross |
| Year | 2021 |
| 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 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 | Central-tube frame with double-cradle |
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 | |
| Starter | Kick |
| Color options | White/Orange/Blue/Red |
Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2021 KTM 50 SX Factory is a top-of-the-line motocross bike for young riders. With its lightweight and agile design, this motorcycle offers impressive performance on the track. The bike is equipped with a powerful 2-stroke engine, hydraulic clutch, and fully adjustable suspension, making it a competitive choice for young riders looking to take their skills to the next level. The KTM 50 SX Factory also features a race-inspired graphics package, adding a stylish touch to its high-performance capabilities. Overall, the 2021 KTM 50 SX Factory is a solid choice for young motocross enthusiasts looking for a high-performance bike. With its advanced features and race-ready design, this motorcycle offers an exhilarating riding experience for young riders looking to compete at a high level. Whether you're an aspiring young racer or simply enjoy the thrill of motocross, the KTM 50 SX Factory is sure to impress with its performance and style.Add a Comment
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