2025 KTM 300 SX

When it comes to power-to-weight ratios, the KTM 300 SX writes the rule book. Now with learnings taken directly from the KTM Factory Racing teams, and a care package labeled "Go get 'em!", the 2025 KTM 300 SX is engineered for one task alone - to lead from the front.

ENGINE

• TRANSMISSION 5-speed
• STARTER Electric starter
• STROKE 72 mm
• BORE 72 mm
• CLUTCH Wet, DDS multi-disc clutch, Brembo hydraulics
• DISPLACEMENT 293.2 cm³
• EMS Vitesco Technologies EMS
• DESIGN 1-cylinder, 2-stroke engine
• FUEL-MIXTURE GENERATION Keihin EFI, throttle body 39 mm

CHASSIS

• WEIGHT (WITHOUT FUEL)99.4 kg
• TANK CAPACITY (APPROX.)7.2 l
• WHEELBASE 493 mm
• FRONT BRAKE DISC DIAMETER 260 mm
• REAR BRAKE DISC DIAMETER 220 mm
• FRONT BRAKE Disc brake
• REAR BRAKE Disc brake
• CHAIN 520, Non-sealed
• FRAME DESIGN Central double-cradle-type 25CrMo4 steel
• FRONT SUSPENSION WP XACT-USD (AER), Ø 48 mm
• GROUND CLEARANCE 354 mm
• HANDLEBAR Neken, aluminium Ø 28/22 mm
• REAR SUSPENSION WP XACT Monoshock with linkage
• SEAT HEIGHT958 mm
• SILENCERAluminium
• STEERING HEAD ANGLE63.9 °
• REAR SUBFRAME DESIGN Aluminum-reinforced polyamide
• SUSPENSION TRAVEL (FRONT)310 mm
• SUSPENSION TRAVEL (REAR)300 mm
• WHEELS Spoked wheels with aluminium rims