2026 KTM 300 SX 2025 KTM 300 SX
The 2025 KTM 300 SX is a high-performance 293.2 cc 2-stroke motocross machine built for riders looking for serious power with a lightweight race-ready chassis. The liquid-cooled single-cylinder engine features Keihin electronic fuel injection, an electronic power valve and selectable engine maps, allowing riders to choose between a smoother power delivery and a more aggressive setting.
The 300 SX is equipped with a 5-speed gearbox, DDS wet multi-disc clutch, WP XACT 48 mm AER front forks and WP XACT rear shock with linkage. With approximately 310 mm of front and 300 mm of rear suspension travel, it is designed to deliver excellent control over jumps, rough sections and demanding motocross tracks.
Finished with a lightweight chassis, Brembo brakes, 21″/19″ spoked wheels and approximately 99.4 kg weight without fuel, the KTM 300 SX offers an impressive combination of power, agility and race-focused performance.
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