KTM 50 SX 2021 - Specifications & Review

Introducing the 2021 KTM 50 SX – a pint-sized powerhouse that stands as a formidable contender in the minibike-cross arena. Designed for young riders eager to conquer the dirt, this model embodies KTM's commitment to performance and innovation. At a competitive MSRP of $4,399, the 50 SX is not just a bike; it's a gateway to the thrilling world of motocross, helping aspiring racers hone their skills and build confidence on the track.

At the heart of the KTM 50 SX lies a potent 49.0 ccm single-cylinder, two-stroke engine that delivers exhilarating power while remaining manageable for young riders. With a bore and stroke of 39.5 x 40.0 mm, this engine is engineered for responsiveness, allowing for quick acceleration and impressive torque. The automatic gearbox paired with a centrifugal clutch means that riders can focus on mastering their technique without the worry of shifting gears. With its lightweight chassis, tipping the scales at just 41.5 kg (91.5 pounds), the 50 SX offers exceptional agility, making it a breeze to navigate tight corners and jumps, ensuring a thrilling ride every time.

KTM has packed the 50 SX with features that enhance both performance and safety. The bike boasts a robust 25CrMo4 steel central-tube frame that provides stability and strength while maintaining a low weight. Riders will appreciate the XACT 35 WP upside-down fork in the front and the XACT WP mono shock in the rear, offering a plush ride with a front travel of 205 mm (8.1 inches) and rear travel of 180 mm (7.1 inches). The single-disc braking system at both the front and rear ensures reliable stopping power, allowing young riders to confidently tackle challenging terrains. With a ground clearance of 252 mm (9.9 inches) and an adjustable seat height of 684 mm (26.9 inches), the KTM 50 SX is designed to grow alongside its rider.

PROs:

1. Lightweight and Agile: Weighing only 41.5 kg, the bike is easy for young riders to handle, enhancing their confidence and control.
2. Powerful Engine: The 49.0 ccm single-cylinder two-stroke engine delivers impressive acceleration and performance tailored for aspiring motocross riders.
3. Quality Suspension: The XACT WP suspension components provide excellent travel and comfort, ensuring a smooth ride even on rough terrain.

CONs:

1. Limited Fuel Capacity: With a fuel capacity of just 2.30 liters (0.61 gallons), riders may need to refuel more often during extended rides.
2. Kick Start Only: The traditional kick starter may require more effort and technique from younger, less experienced riders.
3. Price Point: While competitive, the $4,399 price tag may be steep for some families compared to other entry-level options available in the market.

In summary, the 2021 KTM 50 SX is a fantastic entry-level motocross bike that combines performance, technology, and a thrilling ride experience, making it a top choice for young riders ready to embark on their motocross journey.