KTM 250 SX 2026

The 2026 KTM 250 SX delivers pure two-stroke power with modern precision. It combines legendary performance with lightweight engineering and READY TO RACE DNA. Moreover, its advanced electronic features make it easier to ride fast—and stay fast—across every lap.

Read more

 

Tech Data

ENGINE

  • Design1-cylinder, 2-stroke engine
  • Displacement249 cm³
  • Transmission5-speed
  • Fuel-mixture generationKeihin EFI, throttle body 39 mm
  • EMSVitesco Technologies EMS
  • Clutch primary drive teeth72
  • Primary drive26:72
  • ClutchWet, DDS multi-disc clutch, Brembo hydraulics
  • Clutch typeDDS multi-disc wet clutch
  • Clutch operationBrembo hydraulics
  • Engine cylinderSingle cylinder
  • Engine stroke2-Stroke

CHASSIS, SUSPENSION & DIMENSIONS

  • Frame designCentral double-cradle-type 25CrMo4 steel
  • Front brakeDisc brake
  • Rear brakeDisc brake
  • Rear subframe designAluminum-reinforced polyamide
  • Chain520, Non-sealed
  • Front suspensionWP XACT-USD (AER), Ø 48 mm
  • Rear suspensionWP XACT Monoshock with linkage
  • Suspension travel (front)310 mm
  • Suspension travel (rear)300 mm
  • Front suspension adjustmentCompression (high and low speed), rebound
  • Rear suspension settingCompression and rebound adjustable
  • Seat height958 mm
  • Ground clearance354 mm
  • Tank capacity (approx.)7.2 l
  • Weight (without fuel)99.4 kg