2025 Ktm 2025 KTM 125CC 125 SX MOTOCROSS

The 2025 KTM?125?SX is a lightweight motocross screamer, packing a 124.8?cc two?stroke single with Keihin EFI and a 39?mm throttle body for razor?sharp throttle response and easy altitude tuning^. It features a six?speed gearbox and a wet, multi?disc Brembo hydraulic clutch. The chassis boasts a revised central double?cradle 25?CrMo4 steel frame with slimmed mounts and cutouts to save ~300?g, enhancing flex and handling^. Suspension updates include redesigned WP?XACT AER front forks and WP?XACT rear shock tuned from factory racing^. It also adds a map?select switch, Dunlop GEOMAX MX34 tyres, and improved ergonomics for control and durability^.