KTM 250 SX | 2025

RELEASE THE RUCKUS.

Think "unbridled 2-stroke performance" and you'll probably see a KTM 250 SX in your mind's eye. For good reason too - there isn't much to compare it to. The 2025 KTM 250 SX takes that even further with a slew of fresh chassis enhancements, making it even more of a legend and one deserving of the record books.

ENGINE

• Transmission: 5-speed
• Starter: Electric starter
• Stroke: 72 mm
• Bore: 66.4 mm
• Clutch: Wet, DDS multi-disc clutch, Brembo hydraulics
• Displacement: 249 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: 7.2 l
• Wheelbase: 1493 mm
• Front brake disc diameter: 260 mm
• Rear brake disc diameter: 220 mm
  
• Front brake: Disc brake
• Rear brake: Disc brake
  
• Chain: 520 X-Ring
• 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 height: 958 mm
• Silencer: Aluminium
• Steering head angle: 63.9 °
• Rear Subframe Design: Aluminum-reinforced polyamide
• Suspension travel (front): 310 mm
• Suspension travel (rear): 300 mm
  
• Wheels: Spoked wheels with aluminium rims