2026 KTM 50 SX

WINNING STARTS HERE
The journey starts here. The first prime platform in the KTM Sportminicycle range will satisfy any youngster's thirst for fun, speed, adventure and that unquenchable desire to learn. The KTM 50 SX is built around an advanced steel frame, housing a powerful engine, an updated WP XACT AER fork, a WP XACT monoshock, and a new, advanced hydraulic Formula brake system. Reliability, durability and READY TO RACE aesthetics and spirit means it is the only choice for small kids and the big ones too!
 
Technical Specifications:
Engine
Design: 1-cylinder, 2-stroke engine
Displacement: 49.9 cm³
Transmission: Single-speed automatic
EMS: Dell’Orto PHBG 19 BS
Engine oil: ATF "Motorex Dexron 3"
Clutch primary drive teeth: 61
Primary drive: 33:61
Clutch: Centrifugal clutch (adjustable)
Engine cylinder: Single cylinder
Engine stroke: 2-Stroke
 
Chassis
Frame design: Central-tube frame with double-cradle
Front brake: Disc brake
Rear brake: Disc brake
Rear subframe design: Steel / Polyamide Glass Fiber
Chain: 415, Non-sealed
 
Suspension
Front suspension: XACT 35 WP Upside-Down fork, Ø 35 mm
Rear suspension: XACT WP mono shock
Suspension travel (front): 165 mm
Suspension travel (rear): 190.5 mm
Front suspension adjustment: Compression and rebound adjustable
Rear suspension setting: Compression and rebound adjustable
 
Dimensions
Seat height: 653 mm
Ground clearance: 233 mm
Tank capacity (approx.): 2.3 l
Weight (without fuel): 43.5 kg