The 2026 KTM 50 SX Factory Edition is powered by a 49.9 cc liquid-cooled single-cylinder 2-stroke engine with Dell’Orto PHBG 19 BS carburetor, kick start, single-speed automatic transmission, adjustable centrifugal clutch, and 415 chain final drive delivering smooth and controllable motocross performance for junior riders. The chassis features a chromium-molybdenum steel central-tube frame with double-cradle design and steel/polyamide subframe for lightweight strength and durability. Suspension includes WP XACT 35 mm upside-down front forks providing Approx. 165–205 mm travel and a WP XACT rear monoshock delivering Approx. 190.5 mm travel for stable track handling. Braking is handled by hydraulic disc brakes front and rear for reliable stopping performance. The motorcycle rides on 12-inch front and 10-inch rear spoked wheels with Dunlop Geomax MX53 motocross tires. Additional specifications include seat height 653 mm, ground clearance 233 mm, dry weight Approx. 43.9 kg, single radiator cooling system, and fuel tank capacity Approx. 2.3 L.