Engine & Exhaust

Exhaust

The exhaust system was designed to perfectly match the characteristics of the engine, ensuring maximum output and a smooth power delivery over the entire rev range.

Engine

This little ripper of an engine features a high-performance cylinder, exhaust pipe and reed intake system, which are perfectly arranged for maximum performance, setting the standard in the highly competitive 50 cc class.

Clutch

Developed by KTM, the centrifugal multi-disc automatic clutch provides manageable acceleration and makes riding this motorcycle as easy as twisting the throttle. It can be adjusted to the specific requirements of the track and the rider in minutes and without any special tools.

Automatic transmission

The centrifugally controlled, multi-disc automatic clutch developed by KTM delivers easily controllable acceleration and makes riding the KTM 50 SX MINI as easy as twisting the throttle. Furthermore, it can still be quickly and easily adjusted to the specific requirements of both track and rider using the “KTM clicker system” – in a matter of seconds and with no special tools required.

Power reduction kit

For those future stars who are still absolute beginners, the engine power can be reduced using a kit from the PowerParts program.

Cooling

Like the full-size KTM range, the KTM 50 SX MINI has a liquid cooling system, which even cools the crankcase. Generously sized radiators ensure outstanding heat dissipation, ensuring extra reliability, even under extremely heavy conditions.

Chassis

Brakes

Both at the front and rear, state-of-the-art hydraulic disc brakes from FORMULA ensure best possible stopping power. The exclusive, self-cleaning Wave brake discs stand for the ultimate in race technology and outstanding performance.

Frame

The modern frame is made from lightweight, high strength chromoly steel profiles and combines maximum longitudinal stiffness with optimum torsional rigidity. It guarantees easy handling and precise cornering, but also outstanding stability.

Wheels

Like the full-size KTM Factory racers, the KTM 50 SX mini is fitted with lightweight, black anodized, aluminum rims which provide the highest strength and durability for any eventuality. These are fitted with OEM MAXXIS knobbly tires, to provide unmatched traction on any surface.

Front suspension

The KTM 50 SX MINI boasts a modern WP XACT fork. The upside-down front fork with a 35 mm tube diameter and 205 mm of travel ensures outstanding comfort, damping characteristics and directional stability.

Rear suspension

The high quality WP XACT shock absorber is linked directly to the swingarm, providing excellent damping performance. It is fully adjustable, meaning you can set the damping perfectly to suit the rider’s preference and track conditions. The shock absorber allows for 147 mm of rear wheel travel.

Ergonomics & Comfort

Handlebar

The KTM 50 SX MINI uses a perfectly shaped handlebar made from a high-quality aluminum alloy. It provides a great feeling of control for the rider, helping with overall stability. A pad around the center brace also protects the rider from hard knocks.

Bodywork & Graphics

Decals

The KTM 50 SX MINI features the latest in-mold graphics, factory-look orange frame and race-sharpened bodywork, with a fast and aggressive style that screams READY TO RACE. There is no doubt that this little screamer is here to win races.